.btn,
.form-control {
    font-weight: 400;
    font-size: 1rem;
    line-height: 1.5
}

.btn:hover,
.icons a,
a {
    text-decoration: none
}

.footer-ul,
.list-group li,
.tln ul {
    list-style-type: none
}

#pdf-download,
#pdf-download3 {
    background: url(./imgs/download-solid.svg?ver=1.1) 85% center/16px no-repeat #f8f9fa;
    width: 60px
}

.box_to_detect_a .wrapper__main.show,
.darkmode .box_to_detect_a .wrapper__main.show {
    pointer-events: auto;
    z-index: 999;
    transform: translate(-55%, -29%) scale(1);
    position: fixed;
    display: block
}

@font-face {
    font-family: open sans, Arial, Helvetica, sans-serif;
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: local("Lato Regular"), local("Lato-Regular"), url("../fonts/lato-v16-latin-regular.woff2") format("woff2"), url("../fonts/lato-v16-latin-regular.woff") format("woff")
}

*,
::after,
::before {
    box-sizing: border-box;
    box-sizing: inherit
}

a {
    background-color: transparent;
    color: #3081b7
}

.border {
    border: 1px solid #eee
}

.mera_accordion.active+.mera_panel,
.sbNew.showB,
article,
aside,
figcaption,
figure,
footer,
header,
hgroup,
main,
nav,
section {
    display: block
}

hr {
    box-sizing: content-box;
    height: 0;
    overflow: visible;
    border: 0;
    border-top: 1px solid rgba(0, 0, 0, .1)
}

.ai-loader,
.textarea,
html {
    box-sizing: border-box
}

html {
    -ms-overflow-style: scrollbar
}

.container,
.container-fluid {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto
}

@media (min-width:576px) {
    .container {
        max-width: 990px
    }
}

@media (max-width:1024px) {
    .loadfeedbackwrapper {
        display: none
    }
}

@media (min-width:768px) {
    .container {
        max-width: 990px
    }
}

@media (min-width:992px) {
    .container {
        max-width: 1140px
    }
}

@media (min-width:1200px) {
    .container {
        max-width: 1140px
    }
}

.row {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    margin-right: -15px;
    margin-left: -15px
}

.no-gutters {
    margin-right: 0;
    margin-left: 0
}

.no-gutters>.col,
.no-gutters>[class*=col-] {
    padding-right: 0;
    padding-left: 0
}

.col,
.col-1,
.col-10,
.col-11,
.col-12,
.col-2,
.col-3,
.col-4,
.col-5,
.col-6,
.col-7,
.col-8,
.col-9,
.col-auto,
.col-lg,
.col-lg-1,
.col-lg-10,
.col-lg-11,
.col-lg-12,
.col-lg-2,
.col-lg-3,
.col-lg-4,
.col-lg-5,
.col-lg-6,
.col-lg-7,
.col-lg-8,
.col-lg-9,
.col-lg-auto,
.col-md,
.col-md-1,
.col-md-10,
.col-md-11,
.col-md-12,
.col-md-2,
.col-md-3,
.col-md-4,
.col-md-5,
.col-md-6,
.col-md-7,
.col-md-8,
.col-md-9,
.col-md-auto,
.col-sm,
.col-sm-1,
.col-sm-10,
.col-sm-11,
.col-sm-12,
.col-sm-2,
.col-sm-3,
.col-sm-4,
.col-sm-5,
.col-sm-6,
.col-sm-7,
.col-sm-8,
.col-sm-9,
.col-sm-auto,
.col-xl,
.col-xl-1,
.col-xl-10,
.col-xl-11,
.col-xl-12,
.col-xl-2,
.col-xl-3,
.col-xl-4,
.col-xl-5,
.col-xl-6,
.col-xl-7,
.col-xl-8,
.col-xl-9,
.col-xl-auto {
    position: relative;
    width: 100%;
    min-height: 1px;
    padding-right: 15px;
    padding-left: 15px
}

.col {
    -ms-flex-preferred-size: 0;
    flex-basis: 0;
    -ms-flex-positive: 1;
    flex-grow: 1;
    max-width: 100%
}

.col-auto {
    -ms-flex: 0 0 auto;
    flex: 0 0 auto;
    width: auto;
    max-width: none
}

.col-1 {
    -ms-flex: 0 0 8.333333%;
    flex: 0 0 8.333333%;
    max-width: 8.333333%
}

.col-2 {
    -ms-flex: 0 0 16.666667%;
    flex: 0 0 16.666667%;
    max-width: 16.666667%
}

.col-3 {
    -ms-flex: 0 0 25%;
    flex: 0 0 25%;
    max-width: 25%
}

.col-4 {
    -ms-flex: 0 0 33.333333%;
    flex: 0 0 33.333333%;
    max-width: 33.333333%
}

.col-5 {
    -ms-flex: 0 0 41.666667%;
    flex: 0 0 41.666667%;
    max-width: 41.666667%
}

.col-6 {
    -ms-flex: 0 0 50%;
    flex: 0 0 50%;
    max-width: 50%
}

.col-7 {
    -ms-flex: 0 0 58.333333%;
    flex: 0 0 58.333333%;
    max-width: 58.333333%
}

.col-8 {
    -ms-flex: 0 0 66.666667%;
    flex: 0 0 66.666667%;
    max-width: 66.666667%
}

.col-9 {
    -ms-flex: 0 0 75%;
    flex: 0 0 75%;
    max-width: 75%
}

.col-10 {
    -ms-flex: 0 0 83.333333%;
    flex: 0 0 83.333333%;
    max-width: 83.333333%
}

.col-11 {
    -ms-flex: 0 0 91.666667%;
    flex: 0 0 91.666667%;
    max-width: 91.666667%
}

.col-12 {
    -ms-flex: 0 0 100%;
    flex: 0 0 100%;
    max-width: 100%
}

@media (max-width:900px) {

    .col-md-3,
    .col-md-9 {
        max-width: 100% !important
    }

    .col-md-3 {
        -ms-flex: 0 0 25%;
        flex: 0 0 100% !important
    }

    .col-md-9 {
        flex: 0 0 100% !important
    }
}

@media (min-width:768px) {
    .col-md {
        -ms-flex-preferred-size: 0;
        flex-basis: 0;
        -ms-flex-positive: 1;
        flex-grow: 1;
        max-width: 100%
    }

    .col-md-auto {
        -ms-flex: 0 0 auto;
        flex: 0 0 auto;
        width: auto;
        max-width: none
    }

    .col-md-1 {
        -ms-flex: 0 0 8.333333%;
        flex: 0 0 8.333333%;
        max-width: 8.333333%
    }

    .col-md-2 {
        -ms-flex: 0 0 16.666667%;
        flex: 0 0 16.666667%;
        max-width: 16.666667%
    }

    .col-md-3 {
        -ms-flex: 0 0 25%;
        flex: 0 0 25%;
        max-width: 25%
    }

    .col-md-4 {
        -ms-flex: 0 0 33.333333%;
        flex: 0 0 33.333333%;
        max-width: 33.333333%
    }

    .col-md-5 {
        -ms-flex: 0 0 41.666667%;
        flex: 0 0 41.666667%;
        max-width: 41.666667%
    }

    .col-md-6 {
        -ms-flex: 0 0 50%;
        flex: 0 0 50%;
        max-width: 50%
    }

    .col-md-7 {
        -ms-flex: 0 0 58.333333%;
        flex: 0 0 58.333333%;
        max-width: 58.333333%
    }

    .col-md-8 {
        -ms-flex: 0 0 66.666667%;
        flex: 0 0 66.666667%;
        max-width: 66.666667%
    }

    .col-md-9 {
        -ms-flex: 0 0 75%;
        flex: 0 0 75%;
        max-width: 75%
    }

    .col-md-10 {
        -ms-flex: 0 0 83.333333%;
        flex: 0 0 83.333333%;
        max-width: 83.333333%
    }

    .col-md-11 {
        -ms-flex: 0 0 91.666667%;
        flex: 0 0 91.666667%;
        max-width: 91.666667%
    }

    .col-md-12 {
        -ms-flex: 0 0 100%;
        flex: 0 0 100%;
        max-width: 100%
    }
}

.bg-light {
    background-color: #f8f9fa !important
}

.bg-gray {
    background-color: gray !important
}

.form-control,
body {
    background-color: #fff
}

a.bg-light:focus,
a.bg-light:hover {
    background-color: #dae0e5 !important
}

.clr {
    clear: both
}

.text-dark {
    color: #343a40 !important
}

.text-white {
    color: #fff !important
}

.form-control {
    height: calc(1.5em + .75rem + 2px);
    color: #495057;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: .25rem;
    transition: border-color .15s ease-in-out, box-shadow .15s ease-in-out
}

.form-control:disabled,
.form-control[readonly] {
    background-color: #e9ecef;
    opacity: 1
}

.btn-warning.focus,
.btn-warning:focus,
.btn-warning:hover {
    background-color: #e0a800;
    border-color: #d39e00;
    color: #212529
}

.btn {
    display: inline-block;
    color: #212529;
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    background-color: transparent;
    border: 1px solid transparent;
    padding: .375rem 1.35rem;
    border-radius: .25rem;
    transition: color .15s ease-in-out, background-color .15s ease-in-out, border-color .15s ease-in-out, box-shadow .15s ease-in-out
}

@media (prefers-reduced-motion:reduce) {
    .btn {
        transition: none
    }
}

.btn:hover {
    color: #212529
}

.btn.focus,
.btn:focus {
    outline: 0;
    box-shadow: 0 0 0 .1rem rgb(103 199 181)
}

.btn.disabled,
.btn:disabled {
    opacity: .65
}

a.btn.disabled,
fieldset:disabled a.btn {
    pointer-events: none
}

.btn-warning {
    color: #212529;
    background-color: #ffc107;
    border-color: #ffc107
}

.btn-warning.focus,
.btn-warning:focus {
    box-shadow: 0 0 0 .2rem rgba(222, 170, 12, .5)
}

a.text-dark:focus,
a.text-dark:hover {
    color: #121416 !important
}

.d-block {
    display: block !important
}

.itemcat {
    padding: 5px 9px
}

.m-0 {
    margin: 0 !important
}

.mt-0,
.my-0 {
    margin-top: 0 !important
}

.mr-0,
.mx-0 {
    margin-right: 0 !important
}

.mb-0,
.my-0 {
    margin-bottom: 0 !important
}

.ml-0,
.mx-0 {
    margin-left: 0 !important
}

.m-1 {
    margin: .25rem !important
}

.mt-1,
.my-1 {
    margin-top: .25rem !important
}

.mr-1,
.mx-1 {
    margin-right: .25rem !important
}

.mb-1,
.my-1 {
    margin-bottom: .25rem !important
}

.ml-1,
.mx-1 {
    margin-left: .25rem !important
}

.m-2 {
    margin: .5rem !important
}

.mt-2,
.my-2 {
    margin-top: .5rem !important
}

.mr-2,
.mx-2 {
    margin-right: .5rem !important
}

.mb-2,
.my-2 {
    margin-bottom: .5rem !important
}

.ml-2,
.mx-2 {
    margin-left: .5rem !important
}

.m-3 {
    margin: 1rem !important
}

.mt-3,
.my-3 {
    margin-top: 1rem !important
}

.mr-3,
.mx-3 {
    margin-right: 1rem !important
}

.mb-3,
.my-3 {
    margin-bottom: 1rem !important
}

.ml-3,
.mx-3 {
    margin-left: 1rem !important
}

.m-4 {
    margin: 1.5rem !important
}

.mt-4,
.my-4 {
    margin-top: 1.5rem !important
}

.mr-4,
.mx-4 {
    margin-right: 1.5rem !important
}

.mb-4,
.my-4 {
    margin-bottom: 1.5rem !important
}

.ml-4,
.mx-4 {
    margin-left: 1.5rem !important
}

.m-5 {
    margin: 3rem !important
}

.mt-5,
.my-5 {
    margin-top: 3rem !important
}

.mr-5,
.mx-5 {
    margin-right: 3rem !important
}

.mb-5,
.my-5 {
    margin-bottom: 3rem !important
}

.ml-5,
.mx-5 {
    margin-left: 3rem !important
}

.p-0 {
    padding: 0 !important
}

.pt-0,
.py-0 {
    padding-top: 0 !important
}

.pr-0,
.px-0 {
    padding-right: 0 !important
}

.pb-0,
.py-0 {
    padding-bottom: 0 !important
}

.pl-0,
.px-0,
.toc_list {
    padding-left: 0 !important
}

.p-1 {
    padding: .25rem !important
}

.pt-1,
.py-1 {
    padding-top: .25rem !important
}

.pr-1,
.px-1 {
    padding-right: .25rem !important
}

.pb-1,
.py-1 {
    padding-bottom: .25rem !important
}

.pl-1,
.px-1 {
    padding-left: .25rem !important
}

.p-2 {
    padding: .5rem !important
}

.pt-2,
.py-2 {
    padding-top: .5rem !important
}

.pr-2,
.px-2 {
    padding-right: .5rem !important
}

.pb-2,
.py-2 {
    padding-bottom: .5rem !important
}

.pl-2,
.px-2 {
    padding-left: .5rem !important
}

.p-3 {
    padding: 1rem !important
}

.pt-3,
.py-3 {
    padding-top: 1rem !important
}

.pr-3,
.px-3 {
    padding-right: 1rem !important
}

.pb-3,
.py-3 {
    padding-bottom: 1rem !important
}

.pl-3,
.px-3 {
    padding-left: 1rem !important
}

.p-4 {
    padding: 1.5rem !important
}

.pt-4,
.py-4 {
    padding-top: 1.5rem !important
}

.pr-4,
.px-4 {
    padding-right: 1.5rem !important
}

.pb-4,
.py-4 {
    padding-bottom: 1.5rem !important
}

.pl-4,
.px-4 {
    padding-left: 1.5rem !important
}

.p-5 {
    padding: 3rem !important
}

.pt-5,
.py-5 {
    padding-top: 3rem !important
}

.pr-5,
.px-5 {
    padding-right: 3rem !important
}

.pb-5,
.py-5 {
    padding-bottom: 3rem !important
}

.pl-5,
.px-5 {
    padding-left: 3rem !important
}

.bg-warning {
    background-color: #ffc107 !important
}

.bg-white {
    background-color: #fff !important
}

.rounded {
    border-radius: .25rem !important
}

.text-center {
    text-align: center !important
}

.font-weight-bold {
    font-weight: 700 !important
}

.d-inline-block {
    display: inline-block !important
}

.align-top {
    vertical-align: top !important
}

@media (min-width:576px) {
    .col-sm {
        -ms-flex-preferred-size: 0;
        flex-basis: 0;
        -ms-flex-positive: 1;
        flex-grow: 1;
        max-width: 100%
    }

    .col-sm-auto {
        -ms-flex: 0 0 auto;
        flex: 0 0 auto;
        width: auto;
        max-width: none
    }

    .col-sm-1 {
        -ms-flex: 0 0 8.333333%;
        flex: 0 0 8.333333%;
        max-width: 8.333333%
    }

    .col-sm-2 {
        -ms-flex: 0 0 16.666667%;
        flex: 0 0 16.666667%;
        max-width: 16.666667%
    }

    .col-sm-3 {
        -ms-flex: 0 0 25%;
        flex: 0 0 25%;
        max-width: 25%
    }

    .col-sm-4 {
        -ms-flex: 0 0 33.333333%;
        flex: 0 0 33.333333%;
        max-width: 33.333333%
    }

    .col-sm-5 {
        -ms-flex: 0 0 41.666667%;
        flex: 0 0 41.666667%;
        max-width: 41.666667%
    }

    .col-sm-6 {
        -ms-flex: 0 0 50%;
        flex: 0 0 50%;
        max-width: 50%
    }

    .col-sm-7 {
        -ms-flex: 0 0 58.333333%;
        flex: 0 0 58.333333%;
        max-width: 58.333333%
    }

    .col-sm-8 {
        -ms-flex: 0 0 66.666667%;
        flex: 0 0 66.666667%;
        max-width: 66.666667%
    }

    .col-sm-9 {
        -ms-flex: 0 0 75%;
        flex: 0 0 75%;
        max-width: 75%
    }

    .col-sm-10 {
        -ms-flex: 0 0 83.333333%;
        flex: 0 0 83.333333%;
        max-width: 83.333333%
    }

    .col-sm-11 {
        -ms-flex: 0 0 91.666667%;
        flex: 0 0 91.666667%;
        max-width: 91.666667%
    }

    .col-sm-12 {
        -ms-flex: 0 0 100%;
        flex: 0 0 100%;
        max-width: 100%
    }

    .p-sm-0 {
        padding: 0 !important
    }

    .pt-sm-0,
    .py-sm-0 {
        padding-top: 0 !important
    }

    .pr-sm-0,
    .px-sm-0 {
        padding-right: 0 !important
    }

    .pb-sm-0,
    .py-sm-0 {
        padding-bottom: 0 !important
    }

    .pl-sm-0,
    .px-sm-0 {
        padding-left: 0 !important
    }
}

.footer-ul,
.tln ul {
    display: block;
    padding: 0;
    margin: 0
}

.text-orange,
.toc_list li a:hover {
    color: #3081b7
}

.text-gray {
    color: gray
}

.text-yellow {
    color: #ffc107
}

.font-bold,
.riddle-page .challenge-section h1,
.riddle-page .single-challenge h1,
.text-bold {
    font-weight: 700
}

.f-w-n {
    font-weight: 400
}

.navbar-brand,
.navbar-brand:hover {
    text-decoration: none;
    line-height: 2;
    display: flex
}

.content_box a:hover,
.footer-ul a:hover,
.model-box .model-footer a:hover,
.see_more:hover {
    text-decoration: underline
}

.sticky {
    position: sticky;
    top: 5px;
    position: -webkit-sticky
}

.calculator-section label {
    line-height: 1.5;
    margin-bottom: 2px;
    font-size: 14px
}

.form-control {
    display: inline-block !important;
    width: 250px;
    max-width: 100%;
    border-color: #6e6e6e;
    padding: 2px 6px
}

.input-group-text {
    padding: 1px 12px
}

.form-control:focus {
    box-shadow: none !important;
    border-color: #6e6e6e
}

.calculator-section .form-control {
    font-size: 14px;
    height: 28px
}

.calculator-section .form-group {
    margin-bottom: 5px;
    margin-left: auto;
    margin-right: auto
}

.bg-warning.calculator-section {
    background: #ececea !important
}

.form_button {
    background: #16a085 !important;
    font-weight: 700;
    margin-top: 14px
}

.form_button:hover {
    color: #fff;
    background: #08866d !important
}

.sub-heading {
    display: block;
    color: #3081b7;
    font-weight: 700;
    border-bottom: 1px solid #ccc;
    margin: 0 0 10px;
    padding-bottom: 5px
}

.formula,
.refrance {
    background: #f5f5f0;
    padding: 5px 5px 5px 20px;
    margin-bottom: 10px;
    border-radius: 5px
}

#back_top_top,
.btn-orange,
header {
    background-color: #16a085
}

.content_box table td,
.content_box table th {
    border: 1px solid #ccc;
    padding: 3px 5px
}

.refrance {
    font-size: 14px;
    word-break: break-all
}

.btn-orange {
    color: #fff
}

.btn-outline-orange {
    background: #fff;
    border: 1px solid #3081b7;
    color: #3081b7
}

.nav-btn {
    background: 0 0;
    border: 1px solid #3081b7;
    color: #fff;
    float: right;
    font-size: inherit;
    padding: 2px 6px;
    height: 30px
}

.nav-btn:hover {
    border: 1px solid #fff;
    color: #f8ae4e
}

.content_box img {
    height: auto;
    max-width: 100% !important;
    object-fit: contain !important
}

.content_box .col-sm-12.p-0 {
    font-size: 18px;
    line-height: 1.6
}

.content_box .table_responsive {
    overflow-x: auto
}

.content_box table {
    border-collapse: collapse;
    min-width: 300px
}

.content_box table th {
    background: #f8f8f8
}

.content_box h1,
.content_box h2,
.content_box h3 {
    margin: 10px 0 10.5px;
    font-weight: 400
}

.content_box h1+p,
.content_box h2+p,
.content_box h3+p {
    margin-top: 0
}

.content_box table tr td:first-child,
.table tr th:first-child {
    border-left: 1px solid #b5c8d6
}

.content_box table tr td:last-child,
.table tr th:last-child {
    border-right: 1px solid #b5c8d6
}

.content_box table tr:hover td:first-child,
.table tr:hover th:first-child {
    border-left-color: #16a085
}

.content_box table tr:hover td:last-child,
.table tr:hover th:last-child {
    border-right-color: #16a085
}

.leftcol p {
    margin: 3.5px 0
}

.leftcol p:first-child {
    margin: 0
}

.rightcol {
    width: 300px;
    display: inline-flex
}

.model-bg,
.model-box {
    display: none;
    position: fixed
}

.sidebar_h {
    background-image: linear-gradient(#008cba, #008cba)
}

.itemcat,
.itemcat:hover {
    background: url(imgs/newly_arrow.jpg) 9px 50% no-repeat
}

.toolheading {
    font-size: 20px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0
}

.icons a {
    color: #000;
    transition: .3s ease-in-out
}

.icons img {
    width: 50%;
    filter: grayscale(1)
}

.icons a:hover img {
    filter: grayscale(0)
}

.list-group,
.list-group .itemrelated:last-child {
    border-bottom: 1px solid #eee
}

.rightcol ul {
    padding: 0;
    border-radius: 5px;
    overflow: hidden
}

.list-group .itemrelated {
    border: 1px solid #eee;
    border-bottom: 0
}

.list-group .itemrelated a {
    background: url(imgs/newly_arrow.jpg) 5px 50% no-repeat;
    border-left: 1px solid #fff;
    border-right: 1px solid #fff;
    color: #000
}

.list-group .itemrelated:hover {
    border-left: none;
    border-right: none
}

.list-group .itemrelated:hover a {
    border-left: 2px solid #008cba;
    border-right: 2px solid #008cba
}

.itemcat {
    font-size: 14px;
    color: #000
}

.model-bg {
    background: rgba(0, 0, 0, .4);
    height: 100%;
    width: 100%;
    z-index: 50;
    top: 0
}

.model-box {
    background: #fff;
    height: auto;
    left: 50%;
    width: 600px;
    margin: 0 auto 0 -300px;
    min-height: 200px;
    top: 40px;
    z-index: 9990;
    border-radius: 10px;
    box-shadow: 0 0 50px -5px #3a3a3a;
    padding: 0;
    overflow: hidden
}

.model-box .model-heading {
    width: 100%;
    display: block;
    color: #000;
    border-bottom: 1px solid #929292;
    background: #fff;
    text-align: left;
    padding: 10px;
    font-size: 20px
}

.model-box .model-body {
    font-size: 16px;
    width: 100%;
    display: block;
    color: #6b6b6b;
    min-height: 150px;
    padding: 10px
}

.model-box .model-footer {
    width: 100%;
    display: block;
    background: #16a085;
    color: #fff;
    margin-bottom: 0;
    padding: 15px;
    text-align: center
}

#feedback,
.model-box .model-footer a {
    color: #000
}

.close-model {
    position: absolute;
    right: 14px;
    top: 10px;
    cursor: pointer;
    color: #494949;
    font-size: 18px;
    font-weight: 700;
    background: #e7e7e7;
    border-radius: 3px;
    padding: 0 8px;
    border: none
}

.close-model:hover {
    color: #000;
    background: #ccc
}

.flag-en,
.flag-usa {
    background-position: 0 0
}

.flag-fr,
.flag-fre {
    background-position: 0 -39px
}

.flag-it,
.flag-italy {
    background-position: 0 -91px
}

.flag-ru,
.flag-rus {
    background-position: -37px -27px
}

.flag-es,
.flag-sp {
    background-position: -37px 0
}

.flag-de,
.flag-gr {
    background-position: -1px -26px
}

.flag-br {
    background-position: -1px -52px
}

.flag-nl {
    background-position: -1px -65px
}

.flag-pl {
    background-position: -1px -78px
}

.flag-cp,
.flag-cs {
    background-position: -1px -104px
}

.flag-tr {
    background-position: -1px -117px
}

.flag-sv,
.flag-sw {
    background-position: -37px -14px
}

.flag-he {
    background-position: -1px -13px
}

.flag-su {
    background-position: -37px -40px
}

.flag-ja {
    background-position: -37px -52px
}

.flag-nr {
    background-position: -37px -78px
}

.flag-rm,
.flag-ro {
    background-position: -37px -91px
}

.flag-id {
    background-position: -37px -65px
}

.flag-icon {
    -webkit-filter: grayscale(0.75);
    filter: grayscale(.75);
    background-image: url(../../images/flagsprites.png);
    background-repeat: no-repeat;
    display: inline-block;
    width: 20px;
    height: 13px;
    line-height: 1em
}

.flag-icon:hover,
.sl-nav li ul li.active .flag-icon,
.sl-nav li ul li:hover .flag-icon {
    -webkit-filter: grayscale(0);
    filter: grayscale(0)
}

.btn-ad-share-fb:hover,
.btn-ad-share-li:hover,
.btn-ad-share-pn:hover,
.btn-ad-share-tw:hover {
    opacity: 1;
    filter: grayscale(0%)
}

.m-auto {
    margin: 0 auto !important
}

.bg-whitegrey {
    background: #f1f0f0 !important
}

.bg-primary {
    background-color: #008cba
}

.btn-about {
    background: no-repeat padding-box #3081b7;
    border-radius: 5px;
    opacity: 1
}

.border-rt {
    border-right: 1px solid #727070
}

.bg-blackgradient {
    background: linear-gradient(180deg, #4a4a4a 0, #040404 100%) no-repeat padding-box;
    opacity: 1
}

.btn-ad-share-fb,
.btn-ad-share-li,
.btn-ad-share-pn,
.btn-ad-share-tw {
    opacity: .2;
    filter: grayscale(100%)
}

.ul-margin {
    margin-left: -24px
}

.ul-margin1 {
    margin-left: -37px
}

.ul-margin2 {
    margin-left: -40px
}

.toc_container_wrap {
    justify-content: flex-start;
    border-radius: 7px;
    margin: 0 -2px 1rem
}

.toc_container {
    border-radius: 7px;
    margin-top: 20px;
    overflow: hidden;
    display: table;
    margin-bottom: 1em;
    padding: 20px
}

.toc_title {
    font-weight: 1000
}

.toc_list li a {
    display: block;
    background: url(imgs/popular_arrow.jpg) 5px 10px no-repeat;
    color: #555;
    font-size: 16px;
    padding-left: 16px
}

fdarkmode-toggler .im-style {
    opacity: .55
}

#scroll-back-to-top-btn.show:hover,
.im-style:hover,
[data-tooltip]:hover:after,
[data-tooltip]:hover:before {
    opacity: 1
}

.btn-ad-share-fb {
    background-color: #4867aa !important
}

.btn-ad-share-tw {
    background-color: #50abf1 !important
}

.btn-ad-share-li {
    background-color: #0077b5 !important
}

.btn-ad-share-pn {
    background-color: #c61d26 !important
}

.btn-ad-share:hover {
    background-color: #6e6e6e4a
}

.btn-ad-share img {
    vertical-align: bottom
}

.btn-ad-share:focus {
    box-shadow: none
}

.btn-ad-share-fb:hover {
    background-color: #4867aa !important
}

.btn-ad-share-tw:hover {
    background-color: #50abf1 !important
}

.btn-ad-share-li:hover {
    background-color: #0077b5 !important
}

.btn-ad-share-pn:hover {
    background-color: #c61d26 !important
}

.btn-block {
    display: block;
    width: 100%
}

.bheader {
    top: 80px;
    left: 0;
    width: 100%;
    height: 180px;
    background-image: url(../../images/background2.png);
    background-repeat: no-repeat;
    opacity: .9;
    background-size: cover
}

.card {
    position: relative;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    min-width: 0;
    word-wrap: break-word;
    background-clip: border-box;
    border: 1px solid rgba(0, 0, 0, .125);
    border-radius: .25rem;
    box-shadow: 0 3px 6px #00000029
}

.card-header:first-child {
    border-radius: calc(.25rem - 1px) calc(.25rem - 1px) 0 0
}

.card-header {
    padding: .75rem 1.25rem;
    margin-bottom: 0;
    background-color: rgba(0, 0, 0, .03);
    border-bottom: 1px solid rgba(0, 0, 0, .125)
}

.card-body {
    -webkit-box-flex: 1;
    -ms-flex: 1 1 auto;
    flex: 1 1 auto;
    padding: 1.25rem
}

.card-title {
    margin-bottom: .75rem
}

.textarea {
    width: 100%;
    height: 150px;
    padding: 12px 20px;
    resize: none
}

#chat-widget-minimized,
#show_hide_steps,
.ans_caption,
.d-none {
    display: none !important
}

.f-heading {
    line-height: 24px;
    font-size: 15px;
    width: fit-content
}

.mt-100 {
    margin-top: 95px;
}

.footer-terms {
    justify-content: end;
    gap: 24px;
}

#footer-bottom {
    background: #0000000D;
    width: inherit;
}

.footer-ul a:hover {
    color: #b3d9f3 !important
}

.footer-ul a {
    font-size: 12px;
    line-height: normal
}

#footer p {
    text-align: left;
    word-break: break-word;
    margin-right: 30px
}

.font-lg-sm {
    font-size: large !important
}

@media (max-width:576px) {
    .font-lg-sm {
        font-size: small !important
    }

    .model-box {
        width: 400px;
        left: calc(100% - 32%)
    }

    .px-sm-3 {
        padding-left: 1rem !important;
        padding-right: 1rem !important
    }

    #footer p {
        margin: 15px 10px;
        text-align: center
    }
}

.mera-tab-wrap .nav-tab,
.mera_accordion {
    font-size: 15px;
    outline: 0;
    cursor: pointer
}

.header-row,
.justify-between {
    justify-content: space-between
}

@media (max-width:575px) and (min-width:360px) {
    .m-center {
        width: 300px;
        margin: 0 auto
    }
}

@media only screen and (max-width:480px) {
    .model-box {
        width: 350px;
        left: calc(100% - 25%)
    }
}

@media (max-width:420px) {
    .model-box {
        width: 300px;
        left: calc(100% - 10.5%);
        top: 120px
    }

    .shareit div {
        text-align: center
    }
}

@media (max-width:340px) {
    .model-box {
        left: calc(100% - 3.5%)
    }
}

@media (max-width:320px) {

    .f-heading,
    .footer-ul-col {
        max-width: 100%;
        flex: 100%;
        text-align: center;
    }

    .model-box {
        left: calc(100% - 1%)
    }

    .navbar-brand {
        margin: 0 0 4px -1px
    }

    .header-row div.col-6 {
        max-width: 100%;
        flex: 100%
    }

    .header-row .nav-btn-wrap {
        position: absolute;
        right: 5px
    }
}

@media (max-width:300px) {
    .model-box {
        width: 250px;
        left: calc(115% - 0%)
    }
}

.justify-content-center {
    -ms-flex-pack: center !important;
    justify-content: center !important
}

.mera_accordion {
    background-color: #eee;
    color: #444;
    padding: 12px;
    width: 100%;
    border-radius: 5px;
    text-align: left;
    transition: .4s
}

.mera_accordion.active {
    border-bottom: 0;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0
}

.mera_accordion i:after {
    content: "+";
    color: #777;
    font-weight: 700;
    float: right;
    margin-left: 5px
}

.mera_accordion.active i:after {
    content: "-"
}

.mera_panel {
    display: none;
    padding: 0 18px;
    max-height: 0;
    border: 1px solid #eee;
    border-radius: 0 0 5px 5px;
    overflow: hidden;
    transition: max-height .2s ease-out;
    border-top: 0;
    margin-top: -1px
}

.content_box table tbody tr:hover {
    background-color: #f8f9fa
}

.list-group:last-child {
    border: none
}

.loading-overlay {
    display: none;
    text-align: center;
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, .7);
    border-radius: 7px;
    z-index: 12
}

.lds-dual-ring {
    width: 64px;
    height: 64px;
    position: relative;
    display: inline-block;
    top: 35%;
    margin-top: 30px
}

.lds-dual-ring img {
    position: absolute;
    left: 12.5px;
    top: 12px;
    width: 44px
}

.lds-dual-ring:after {
    content: " ";
    display: block;
    width: 64px;
    height: 64px;
    margin: 1px;
    border-radius: 50%;
    border: 3px solid #037760;
    border-color: #037760 transparent;
    animation: 2s linear infinite lds-dual-ring
}

@keyframes lds-dual-ring {
    0% {
        transform: rotate(0);
        border-color: #e0e0e0 transparent
    }

    50% {
        transform: rotate(360deg);
        border-color: #139a80 transparent
    }

    100% {
        transform: rotate(360deg);
        border-color: #e0e0e0 transparent
    }
}

#scroll-back-to-top-btn {
    position: fixed;
    right: 16px;
    bottom: 16px;
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    width: 30px;
    height: 30px;
    background-color: #ff9800;
    text-align: center;
    cursor: pointer;
    text-decoration: none;
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;
    transition: background-color .3s, opacity .5s, visibility .5s;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
    border-radius: 6px
}

#scroll-back-to-top-btn:hover,
.d_flex_icons_app2 div a,
.darkmode-toggler,
.sl-nav li,
.switch_field_feedback label:hover,
input[type=submit]:hover {
    cursor: pointer
}

#scroll-back-to-top-btn.show {
    opacity: .4;
    visibility: visible
}

.table-responsive {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    -ms-overflow-style: -ms-autohiding-scrollbar
}

.mera-tab-wrap {
    margin: 0 1px 0 0;
    padding: 0 16px;
    display: flex;
    align-items: flex-end;
    flex-wrap: wrap;
    flex: auto;
    border-bottom: none;
    justify-content: center
}

.mera-tab-wrap .nav-tab {
    box-shadow: 0 0 4px 0 rgba(0, 0, 0, .1);
    height: 32px;
    margin-left: -1px;
    margin-bottom: -1px;
    text-align: center;
    position: relative;
    background-color: #f8f8f8;
    color: #7e8993;
    display: flex;
    flex: auto;
    align-items: center;
    border: 1px solid #ddd;
    padding: 0 4px;
    text-decoration: none;
    font-weight: 400;
    justify-content: center
}

#feedback_form,
#feedback_form_div {
    padding: 12px 12px 5px;
    border-radius: 4px;
    box-shadow: 0 0 6px #ebe8e8;
    font-size: 16px
}

.mera-tab-wrap .nav-tab.active,
.mera-tab-wrap .nav-tab.nav-tab-active {
    height: 36px;
    margin-top: -4px;
    z-index: 11;
    background-color: #fff;
    color: #16a085
}

.mera-tabcontent {
    display: none;
    width: 100%;
    min-height: 100%;
    height: auto;
    vertical-align: top;
    border-top: 1px solid #e8e8e8;
    background: #fff;
    position: relative
}

.divide,
.licn img {
    vertical-align: middle
}

.border-danger {
    border-color: red !important
}

.feedback_mark {
    color: #16c60c;
    font-size: 14px
}

.feedback_error {
    color: #f03a17;
    margin: 0 auto;
    font-size: 14px
}

.inputSN,
.sbNew {
    color: #fff;
    width: 100%
}

#feedback_form {
    background: #fff
}

#feedback_form_div {
    background: #f8f9fa;
    margin: 0
}

.loadfeedbackwrapper {
    position: fixed;
    top: 300px;
    left: 0;
    z-index: 99;
    height: 118px;
    width: 33px;
    background: #e3e3e3;
    border-bottom-right-radius: 5px;
    border-top-right-radius: 5px
}

#feedback {
    background: 0 0;
    transform: rotate(270deg);
    max-width: 29px;
    font-size: 16px;
    padding: 0;
    margin-top: 70px;
    outline: 0 !important;
    box-shadow: none !important
}

#adngin-incontent_after_button-0 div iframe,
#adngin-incontent_after_title-0 div iframe,
#feedback_form .form-control,
.login-modal .banner img,
.register-modal .banner img,
.riddle-page .single-challenge .single .info img,
.w-100 {
    width: 100%
}

.divide,
.divide span.upper,
.flash-calculator td,
.magic_square_table_list td,
.noresult,
.share-box {
    text-align: center
}

[data-lable-hidden] {
    display: block;
    content-visibility: hidden
}

.flag-ul {
    border: 1px solid #eee;
    border-radius: 0 0 5px 5px !important
}

.profile-card {
    border-radius: 5px;
    margin: 0;
    height: fit-content;
    background: #fff
}

.profile-card img.avatar {
    padding: 7px 4px 0 0;
    height: 80px;
    width: 80px;
    filter: grayscale(.65);
    border-radius: 50%;
    background: #fff
}

.profile-card span {
    font-size: 12px;
    color: #888
}

.profile-card a.hr-btn {
    font-size: 14px;
    border-color: #3081b7;
    color: #3081b7;
    background: #fff;
    font-weight: 700
}

.profile-card a.hr-btn:hover {
    background: #3081b7;
    color: #f8f9fa
}

.hr-icon {
    background-color: #ededed;
    height: 31px
}

.hr-icon img {
    height: 100%
}

.fr-icon:hover {
    background-color: #19a463
}

.dr-icon:hover {
    background-color: #ea4c89
}

.load-ex-box,
[data-tooltip] {
    position: relative;
    display: inline-block
}

[data-tooltip]:after,
[data-tooltip]:before {
    position: absolute;
    top: -8px;
    left: 50%;
    z-index: 9999;
    opacity: 0
}

[data-tooltip]:before {
    content: "";
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    transform: translateX(-50%);
    border-width: 4px 6px 0;
    border-style: solid;
    border-color: rgba(0, 0, 0, .8) transparent transparent
}

[data-tooltip]:after {
    width: max-content;
    content: attr(data-tooltip);
    -webkit-transform: translateX(-50%) translateY(-100%);
    -ms-transform: translateX(-50%) translateY(-100%);
    transform: translateX(-50%) translateY(-100%);
    background: rgba(0, 0, 0, .7);
    text-align: center;
    color: #fff;
    padding: 4px;
    font-size: 12px;
    min-width: 80px;
    -webkit-border-radius: 5px;
    border-radius: 5px;
    pointer-events: none
}

[data-tooltip].active:after {
    content: attr(data-tooltip-active) !important
}

[data-tooltip].nav-tab-active:after,
[data-tooltip].nav-tab-active:before,
[data-tooltip].nav-tab.active:after,
[data-tooltip].nav-tab.active:before {
    opacity: 0
}

.topsearch {
    cursor: pointer;
    display: inline-block
}

.sbNew {
    position: absolute;
    height: 85px;
    background: rgba(0, 0, 0, .75);
    z-index: 100;
    display: none;
    box-shadow: 0 21px 48px -15px #777
}

.sbNewinner {
    border-bottom: 2px solid #16a085;
    position: relative;
    margin-top: 10px
}

.cross,
.search-results,
.srch-icon {
    position: absolute
}

.inputSN {
    font-size: 22px;
    background: 0 0;
    border: none;
    display: block;
    padding: 10px 50px 10px 35px;
    margin-top: 10px
}

.cross,
.riddle-page #result h2 {
    font-size: 40px
}

.srch-icon {
    cursor: pointer;
    bottom: 4px
}

.cross {
    cursor: pointer;
    font-weight: 300;
    right: 2px;
    top: 18px;
    opacity: .85
}

.search-results {
    background: #fff;
    border: 1px solid #ccc;
    border-top: 0;
    display: none;
    max-height: 288px;
    min-height: 50px;
    overflow: auto;
    padding: 5px;
    width: 100%;
    z-index: 50;
    top: 100%;
    border-bottom-right-radius: 5px;
    border-bottom-left-radius: 5px
}

.langnamesearch span {
    border-bottom: 1px solid #f5f0f0;
    font-size: 10px;
    color: #000;
    font-weight: 500;
    padding: 5px;
    margin-bottom: 5px;
    display: block
}

.search-results .match {
    padding: 4px;
    box-sizing: border-box;
    display: inline-block;
    width: 33%;
    overflow: hidden;
    height: 100%;
    text-transform: capitalize
}

@media only screen and (max-width:768px) {
    #social-links {
        margin-bottom: 16px;
    }

    .sm-flex-center {
        display: flex;
        justify-content: center;
        align-items: center
    }

    .flex-sm-reverse {
        flex-direction: column-reverse
    }

    .rightcol {
        width: 100%;
        padding: 10px
    }

    .leftcol img.lazy {
        height: auto !important
    }

    .nav-btn-wrap .nav-btn {
        display: none
    }

    .toolheading {
        margin: 0
    }

    .toc_container {
        padding: 15px
    }

    .text-sm-center {
        text-align: center !important
    }

    .loadfeedbackwrapper {
        background-color: #3081b7;
        bottom: 32px;
        left: 12px;
        border-radius: 15px;
        top: auto;
        height: 38px;
        width: 40px;
        padding: 6px 12px;
        background-image: url(../../images/comments-solid.svg);
        background-repeat: no-repeat;
        background-size: 20px;
        background-position: center
    }

    #feedback {
        background: 0 0;
        margin-top: 0;
        transform: none;
        max-width: 40px;
        border-radius: 15px
    }

    .hidden-xs {
        display: none !important
    }

    .search-results .match {
        width: 50%
    }
}

@media only screen and (max-width:480px) {
    .search-results .match {
        width: 100%
    }

    .inputSN {
        margin-top: 0
    }

    .cross {
        right: 6px;
        top: 16px
    }

    .srch-icon {
        left: 6px
    }
}

.search-results .match a {
    padding: 4px 8px;
    font-weight: 400;
    background: #1c9b8180;
    border-radius: 3px;
    display: block;
    font-size: 16px;
    color: #464646
}

.noresult,
span.licn:hover {
    padding: 12px 0
}

.card,
input {
    border: 1px solid #d3d3d37a
}

.search-results .cat-name {
    color: #9f9f9f
}

.search-results .match a:hover {
    background: #6cd4bf80;
    color: #000;
    text-decoration: none
}

.noresult {
    display: block;
    font-size: 16px;
    color: #4d4d4d
}

.katex sub,
.katex sup,
.licn {
    font-size: small
}

.inputSN:focus,
.riddle-page .riddle-section .answer-box .form input:focus {
    outline: 0
}

input[type=search]::-webkit-search-cancel-button,
input[type=search]::-webkit-search-decoration,
input[type=search]::-webkit-search-results-button,
input[type=search]::-webkit-search-results-decoration {
    -webkit-appearance: none
}

input[type=search]::-ms-clear {
    display: none;
    width: 0;
    height: 0
}

input[type=search]::-ms-reveal {
    display: none;
    width: 0;
    height: 0
}

.divide span.upper {
    border-bottom: 1px solid #000
}

.divide {
    display: inline-grid;
    line-height: 1.5
}

.katex sup {
    margin-left: 3px
}

.align-self-c {
    align-self: center
}

body {
    color: #212529;
    text-align: left;
    font: 14px/20px open sans, Arial, Helvetica, sans-serif;
    background-color: #d3d3d31f;
    margin: 0
}

header {
    padding: 0;
    margin: 0
}

.card,
input {
    background-color: #fff
}

.main-container {
    margin-top: 20px;
    margin-bottom: 20px
}

.logo {
    padding-top: 5px
}

.logo span {
    font-size: 24px;
    color: #fff;
    display: grid;
    width: fit-content
}

.footer-pages li a,
.header-menu li a,
.logo span a {
    text-decoration: none;
    color: #fff
}

.logo span small {
    color: #fff;
    font-size: 11px
}

.card {
    padding: 10px 40px
}

input.inputSN:focus {
    border-color: #037760;
    outline: 0;
    color: #fff
}

hr {
    border-color: #d3d3d32e;
    margin: 20px 0
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: unset
}

h1 {
    font-size: 36px
}

#menu_button i,
h3 {
    font-size: 18px
}

.sidebar-categories,
.sidebar-links {
    color: #3081b7;
    text-decoration: none;
    cursor: pointer
}

.sidebar-links:hover {
    color: #49a1de;
    text-decoration: underline
}

.sidebar-categories:hover {
    color: #72b0da;
    text-decoration: none
}

footer {
    background-color: #037760;
    padding: 5px 0px
}

#social-links {
    display: flex;
    gap: 12px;
    align-items: center;
}

.social-link {
    display: flex;
    align-items: center;
    padding: 4px;
    background: white;
    border-radius: 99px;
}

.header-menu {
    list-style: none;
    display: flex;
    float: right
}

.header-menu li {
    padding-left: 30px;
    color: #fff;
    font-size: 16px
}

.share-box {
    width: 100%;
    margin-top: 30px;
    margin-bottom: 30px;
    display: flex;
    justify-content: center
}

.share-box a {
    padding: 6px 25px;
    color: #fff;
    font-size: 17px
}

.facebook {
    background-color: rgba(59, 89, 152, .8) !important
}

.twitter {
    background-color: #1da1f2 !important
}

.linkedin {
    background-color: rgba(0, 119, 181, .8) !important
}

.youtube {
    background-color: rgba(255, 69, 0, .8) !important
}

.whatsapp {
    background-color: #25d366 !important
}

.sidebar-search-box {
    position: relative;
    margin-bottom: 30px
}

.sidebar-search-box i {
    position: absolute;
    top: 12px;
    right: 10px
}

.sidebar-search-box input {
    padding: 10px 30px 10px 10px;
    width: 100%
}

.sidebar-link-box {
    padding-left: 20px;
    list-style: inside
}

.sidebar-categories-box li,
.sidebar-link-box li {
    padding-bottom: 5px
}

.sidebar-categories-box {
    padding-left: 0;
    list-style: none
}

.footer-pages {
    list-style: none;
    display: flex;
    justify-content: center;
    padding-left: unset
}

.footer-pages li {
    padding: 0 20px
}

#copy_download_section,
.hide-on-desktop {
    display: none
}

.mobile-menu {
    position: absolute;
    top: 0;
    right: 15px
}

.text-right {
    text-align: right
}

.header-mobile-menu {
    display: none;
    background: #16a085;
    position: absolute;
    top: 0;
    left: 0;
    margin: unset;
    padding: 10px 20px;
    list-style: none;
    width: 100%;
    z-index: 1
}

#random_captcha,
#random_captcha2,
.flash-calculator {
    margin-left: auto;
    margin-right: auto
}

.header-mobile-menu li {
    padding: 5px 0
}

.header-mobile-menu li a {
    color: #fff;
    text-decoration: none;
    font-size: 18px
}

#menu_button {
    color: #fff;
    text-decoration: none;
    float: right
}

.line-height-1 {
    line-height: 1
}

.breadcrumb {
    padding: unset
}

@media only screen and (max-width:767.5px) {
    .hide-on-mobile {
        display: none !important
    }

    .hide-on-desktop {
        display: block
    }
}

@media only screen and (max-width:1000px) {
    .hide-on-tablet {
        display: none
    }
}

.nop {
    padding: unset !important
}

.flash-calculator,
.flash-calculator-result {
    padding: 10px;
    border: 1px solid #16a08559;
    width: 100%
}

.flash-calculator-result {
    font-size: 50px;
    height: 100%;
    margin-bottom: 30px
}

.flash-calculator-result td {
    padding: 10px 0
}

.flash-calculator-result .border-top {
    padding: 10px 0;
    border-top: 1px solid #d3d3d3
}

.flash-calculator-result input {
    width: 100%;
    height: 40px
}

.flash-calculator td {
    width: 100px;
    height: 50px;
    border-radius: 5px;
    border: 1px solid #d3d3d3;
    cursor: pointer
}

.flash-calculator-table td,
.magic_square_table td,
.magic_square_table_list td {
    border: 1px solid #d3d3d3;
    padding: 10px
}

#copy-download,
#pdf-download,
#pdf-download3 {
    top: 0;
    z-index: 3;
    border: 1px solid #214a5b;
    text-align: left;
    font-size: 14px;
    line-height: normal
}

.flash-calculator td:hover {
    background-color: #16a08540
}

.mb-3 {
    margin-bottom: 30px !important
}

.flash-calculator-table,
.magic_square_table,
.magic_square_table_list {
    border: 1px solid #16a08559;
    width: 100%
}

.flash-calculator-table td select {
    margin-left: 20px
}

.btn-top-btm-marg {
    margin: 30px 0
}

.other-lang-p a:hover {
    color: #16a085;
    text-decoration: underline
}

.blog_section_li a:hover,
.btn_c_p_d:hover,
.side_bardiv a:hover {
    text-decoration: none
}

.see_more {
    line-height: normal;
    font-size: small;
    position: absolute;
    cursor: pointer;
    color: #c5eaf7;
    right: 5px;
    font-weight: 400
}

.relative,
.tdnn {
    position: relative
}

#pdf-download {
    position: absolute;
    right: 20px
}

#copy-download {
    right: 2px;
    background-size: 16px;
    min-width: 66px
}

#pdf-download3 {
    position: relative !important;
    right: 0
}

.pdf-downloading:before {
    content: "PDF Generating...";
    position: absolute;
    top: -32px;
    left: -40px;
    width: 152px;
    color: #f8f9fa;
    background: #bdc9ce;
    padding: 4px 8px;
    border-radius: 4px
}

.lightmode {
    color: #000;
    -webkit-transition: color .2s;
    -o-transition: color .2s;
    transition: color .2s
}

::selection {
    color: #fff;
    background: #27bea0
}

.toc_title_feedback {
    color: #000;
    text-align: center;
    font-weight: 700;
    margin-bottom: 20px !important;
    font-size: 20px
}

.switch_field_feedback {
    display: flex;
    overflow: hidden;
    width: 90%;
    margin: 0 auto;
    margin-bottom: 15px !important
}

.switch_field_feedback input {
    position: absolute !important;
    clip: rect(0, 0, 0, 0);
    height: 1px;
    border: 0;
    overflow: hidden;
    width: 50%
}

.switch_field_feedback label {
    background-color: #fff;
    color: #16a085;
    font-size: 14px;
    line-height: 1;
    width: 50%;
    text-align: center;
    padding: 8px 16px;
    margin-right: -1px;
    border: 2px solid #16a085;
    transition: .3s ease-in-out
}

.switch_field_feedback input:checked+label {
    background-color: #16a085;
    color: #fff;
    box-shadow: none
}

.input-icon-wrap {
    border: 1.5px solid #16a085;
    display: flex;
    width: 90%;
    margin: 0 auto;
    border-radius: 5px;
    flex-direction: row;
    margin-top: 8px !important;
    margin-bottom: 8px !important
}

.input-icon {
    border-right: 1.5px solid #16a085;
    width: 32px;
    margin-top: -1px
}

.input-with-icon {
    border: none;
    flex: 1;
    font-family: inherit;
    font-size: .9em;
    border-radius: 5px
}

.input-icon,
.input-with-icon {
    padding: 5px
}

.btn_feedback {
    display: flex;
    font-weight: 400;
    color: #fff;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    padding: .375rem .75rem;
    font-size: 1rem;
    line-height: 1.5;
    background: #67c4b2;
    background: linear-gradient(56deg, #67c4b2 16%, #3ecfb2 39%, #16a085 97%);
    width: 50%;
    border-radius: 20px;
    outline: 0;
    border: none;
    justify-content: center;
    align-items: center;
    margin: 10px auto
}

:root {
    --darkbg: #251d29;
    --darkt: #ffd1f7;
    --lightbg: #fff;
    --lightt: #d43370;
    --toggleHeight: 16em;
    --toggleWidth: 30em;
    --toggleBtnRadius: 10em;
    --bgColor--night: #423966;
    --toggleBtn-bgColor--night: var(--bgColor--night);
    --mooncolor: #d9fbff;
    --bgColor--day: #9ee3fb;
    --toggleBtn-bgColor--day: var(--bgColor--day)
}

.light {
    background: var(--lightbg);
    color: var(--lightt)
}

.tdnn {
    font-size: 9%;
    left: 4px;
    margin-top: 6em;
    height: var(--toggleHeight);
    width: var(--toggleWidth);
    border-radius: var(--toggleHeight);
    transition: .5s ease-in-out;
    background: var(--bgColor--night)
}

.day {
    background: #012733
}

.moon {
    position: absolute;
    display: block;
    border-radius: 50%;
    transition: .4s ease-in-out;
    top: 3.5em;
    left: 3em;
    transform: rotate(-75deg);
    width: var(--toggleBtnRadius);
    height: var(--toggleBtnRadius);
    background: var(--bgColor--night);
    box-shadow: 3em 2.5em 0 0 var(--mooncolor) inset, rgba(255, 255, 255, .1) 0 -7em 0 -4.5em, rgba(255, 255, 255, .1) 3em 7em 0 -4.5em, rgba(255, 255, 255, .1) 2em 13em 0 -4em, rgba(255, 255, 255, .1) 6em 2em 0 -4.1em, rgba(255, 255, 255, .1) 8em 8em 0 -4.5em, rgba(255, 255, 255, .1) 6em 13em 0 -4.5em, rgba(255, 255, 255, .1) -4em 7em 0 -4.5em, rgba(255, 255, 255, .1) -1em 10em 0 -4.5em
}

.blogh3,
.loadingContent,
.sl-nav,
.sl-nav li ul li,
.sl-nav ul {
    position: relative
}

.sun {
    top: 4.3em;
    left: 18em;
    transform: rotate(0);
    width: 7em;
    height: 7em;
    background: #fff;
    box-shadow: 3em 3em 0 5em #ffc107 inset, 0 -5em 0 -2.7em #ffc107, 3.5em -3.5em 0 -3em #ffc107, 5em 0 0 -2.7em #ffc107, 3.5em 3.5em 0 -3em #ffc107, 0 5em 0 -2.7em #ffc107, -3.5em 3.5em 0 -3em #ffc107, -5em 0 0 -2.7em #ffc107, -3.5em -3.5em 0 -3em #ffc107
}

#result-sec2_ad {
    padding-left: 0;
    margin-left: 0
}

.content_box p img {
    margin: 10px 0
}

div#eq_parse {
    overflow: auto
}

.btn_c_p_d {
    padding: 5px;
    font-size: 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #6d8983 !important
}

.btn_c_p_d:hover {
    color: #fff !important
}

.btn_c_p_d img {
    height: 18px;
    width: 18px
}

.btn_c_p_d span {
    margin-top: 1px
}

.btn_c_p_d:focus {
    outline: 0;
    box-shadow: 0 0 0 .1rem rgb(198 199 201) !important
}

.span {
    height: 25px;
    margin-top: 2px;
    color: #00000073;
    text-align: center;
    font-weight: 600;
    font-size: 16px;
    border-bottom: 3px solid #00000073
}

.blogh3 {
    background: #16a085;
    padding-top: 5px;
    margin-top: 0;
    padding-bottom: 5px;
    margin-bottom: 10px;
    border-radius: 5px
}

.head_span {
    color: #fff;
    margin-left: 10px
}

.head_span2 {
    margin-left: 0
}

.side_bardiv {
    margin-bottom: 10px;
    width: 120%
}

.blog_section_li {
    width: 118%
}

.recent_b_image {
    height: 20px;
    width: 20px
}

.blog_link:hover~.span {
    background: red
}

.hover_li_ {
    padding-top: 1px
}

.hover_li_2 {
    padding: 6px 3px
}

.hover_li_2 a {
    text-align: justify;
    padding: 0 8px;
    word-spacing: 1px
}

.hover_li_ a:hover {
    text-decoration: underline;
    border-radius: 5px
}

.hover_li_2:hover {
    border-radius: 5px;
    cursor: pointer
}

.list-group-item .other_lang_boxes {
    font-size: 11px;
    border-color: #e0e0e0;
    color: #888;
    width: 30px;
    text-align: center;
    margin: 2px
}

#back_top_top {
    display: none !important;
    padding: 10px;
    width: 40px;
    height: 40px;
    text-align: center;
    border-radius: 4px;
    position: fixed;
    bottom: 30px;
    right: 12px;
    transition: background-color .3s, opacity .5s, visibility .5s;
    opacity: 0;
    visibility: hidden;
    z-index: 1000
}

.ml-left-footer {
    margin-left: 14px
}

#back_top_top:hover {
    cursor: pointer;
    background-color: #3081b7
}

#back_top_top:active {
    background-color: #555
}

#back_top_top.show {
    opacity: 1;
    visibility: visible
}
@media only screen and (max-width:575px) {
    #feedback_form_div {
        flex-direction: column-reverse
    }
}

@media (max-width:500px) {
    #back_top_top.show {
        opacity: .6 !important
    }

    .loadfeedbackwrapper {
        display: none !important;
        opacity: .7 !important
    }

    .top_content_box p {
        line-height: 1.3 !important
    }

    .breadcrumb_hide {
        display: none
    }

    .card {
        padding: 13px 19px
    }

    .card-tool-pages {
        padding: 13px 5px
    }

    .ml-left-footer {
        margin-left: 0
    }
}

@media (max-width:370px) {
    .main-container .row .leftcol .card {
        padding: 13px 0
    }
}

.content_box,
.top_content_box * {
    font-size: 18px !important;
    line-height: 1.8 !important
}

.box_to_detect_a .wrapper__main {
    position: absolute;
    max-width: 420px;
    top: 35%;
    z-index: 7;
    left: 50%;
    width: 90%;
    padding: 15px 30px;
    background: #fff;
    border-radius: 15px;
    display: none;
    pointer-events: none;
    transform: translate(-50%, -50%) scale(1.2);
    box-shadow: 4px 4px 19px rgb(229 229 229);
    transition: opacity .2s ease-in-out, transform .2s ease-in-out
}

.box_to_detect_a .wrapper__main.show {
    opacity: 1
}

.box_to_detect_a .content .warn-icon,
.box_to_detect_a .warn-icon .icon,
.box_to_detect_a .wrapper__main .content {
    display: flex;
    align-items: center;
    justify-content: center
}

.box_to_detect_a .wrapper__main .content {
    flex-direction: column
}

.box_to_detect_a .content span {
    margin-top: 30px;
    font-size: 27px
}

.box_to_detect_a .content p {
    font-size: 19px;
    text-align: center;
    line-height: 1.4;
    margin-top: 20px
}

.darkmode .box_to_detect_a .wrapper__main {
    background: #000;
    color: #fff;
    transform: translate(-50%, -50%) scale(1.2);
    box-shadow: 4px 4px 19px rgb(30 29 29);
    border: 1px solid gray
}

.darkmode .box_to_detect_a .wrapper__main.show {
    opacity: 1
}

.detect_bloker {
    width: 50px;
    height: 50px
}

@media (max-width:430px) {
    .box_to_detect_a .wrapper__main {
        left: 55%
    }

    .wrapper__main .btn_feedback {
        width: 70%
    }
}

.calculator-section .head_ads,
.head_ads {
    font-size: 12px;
    width: 100%;
    display: block;
    text-align: center
}

.head_ads {
    margin: 7px 20px 0
}

.calculator-section .head_ads {
    margin: 0 auto
}

.sl-nav {
    display: inline;
    float: right;
    margin-top: 4px
}

.sl-nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: inline-block
}

.sl-nav li ul {
    display: none;
    text-align-last: center
}

.sl-nav li.sl-li-sm ul,
.sl-nav li.sl-li:hover ul {
    position: absolute;
    top: 34px;
    right: -15px;
    display: block;
    background: #fff;
    width: auto;
    padding-top: 0;
    z-index: 101;
    border-radius: 5px;
    box-shadow: 0 0 20px rgba(0, 0, 0, .2)
}

.sl-nav li.sl-li-sm .triangle,
.sl-nav li.sl-li:hover .triangle {
    position: absolute;
    top: 20px;
    right: -10px;
    z-index: 10;
    height: 14px;
    overflow: hidden;
    width: 30px;
    background: 0 0
}

.sl-nav li.sl-li-sm .triangle:after,
.sl-nav li.sl-li:hover .triangle:after {
    content: "";
    display: block;
    z-index: 20;
    width: 15px;
    transform: rotate(45deg) translateY(0) translatex(10px);
    height: 15px;
    background: #fff;
    border-radius: 2px 0 0;
    box-shadow: 0 0 20px rgba(0, 0, 0, .2)
}

.sl-nav li ul li {
    background: 0 0;
    z-index: 2;
    font-size: 14px;
    color: #3c3c3c;
    text-align: center
}

.sl-wrap {
    margin-right: 20px
}

.sl-nav li ul li:first-of-type {
    border-radius: 5px 5px 0 0
}

.sl-nav li ul li:last-of-type {
    padding-bottom: 4px !important;
    border-radius: 0 0 5px 5px
}

.sl-nav li ul li span {
    line-height: normal
}

.licn img {
    margin: -1px 2px 0 0
}

.sl-nav .licn::before {
    position: absolute;
    content: "";
    top: 14px;
    right: -12px;
    width: 0;
    height: 0;
    z-index: 1;
    border: 4px solid transparent;
    border-color: #fff transparent transparent
}

.sl-nav li ul li.active,
.sl-nav li ul li:hover {
    background: #f4f2f2
}

@media (max-width:768px) {
    .mera_accordion {
        padding: 10px;
        font-size: 12px
    }

    .mera_panel {
        padding: 0 10px
    }

    .sl-wrap {
        margin-right: 20px
    }
}

.tool_references_box {
    font-size: 14px;
    background: #f8f9fa;
    padding: 5px 15px;
    border: 1px solid #eee;
    border-radius: 4px;
    margin-top: 30px;
    margin-bottom: 10px
}

.card-home .form-group label,
.card-home .row .col-md-6::before {
    transform: rotate(20deg);
    margin-right: 1em;
    border: .25em solid #e7e3e3;
    background: #16a085;
    font-size: 16px;
    color: #fff;
    font-weight: 700;
    text-align: center
}

.tool_references_box h3 {
    font-weight: 700;
    margin-bottom: -10px
}

.tool_references_box ol li::marker {
    font-weight: 600;
    font-size: 14px
}

.tool_references_box ol {
    margin-left: -5px
}

.ul-diamond {
    list-style: none;
    float: left
}

.ul-diamond div {
    margin-top: auto;
    margin-bottom: 10px;
    display: flex
}

.ul-diamond-green {
    display: flex;
    padding: 5px;
    margin-left: 0
}

.card-home .form-group label {
    text-transform: rotate(90deg);
    font-family: arial;
    display: grid;
    width: 40px;
    height: 35px !important;
    padding: 4px;
    height: fit-content;
    margin-top: auto;
    margin-bottom: auto
}

.card-home .form-group a {
    font-size: 16px;
    height: fit-content;
    margin-top: auto;
    margin-bottom: auto
}

.card-home .row .col-md-6::before {
    content: attr(data-index);
    width: 43px;
    min-width: 43px;
    height: 35px;
    padding: 4px 3px;
    display: inline-block
}

.loadingContent {
    width: 260px;
    height: 65px;
    top: 35.5%;
    color: #16a085;
    text-align: center;
    margin: 0 auto !important;
    font-size: 16px;
    font-weight: 600
}

.d_flex_icons_app,
.riddle-page .stats-box .profile .login-section {
    display: flex;
    justify-content: space-between;
    align-items: center
}

.d_flex_icons_app2 {
    background: #fff;
    display: flex;
    justify-content: end;
    align-items: Center;
    column-gap: 5px
}

@media only screen and (max-width:1200px) {
    .ads_btn_overlap_direct {
        max-width: 100%;
        flex-direction: column
    }

    .ads_btn_overlap {
        max-width: 100% !important
    }
}

@media (max-width:1200px) and (min-width:900px) {
    .col-md-9 {
        max-width: 66%
    }
}

.keyboard,
.keyboard2 {
    position: absolute;
    right: 5px;
    top: 1px;
    font-size: large;
    color: #16a085;
    cursor: pointer;
    padding: 0;
    background: #fff
}

#random_captcha,
#random_captcha2 {
    position: absolute;
    left: 0;
    right: 0;
    text-align: center;
    overflow: hidden;
    display: flex;
    align-items: center;
    display: none;
    z-index: 999;
}

#random_captcha2 {
    height: 50px !important
}

.riddle-card {
    background: #fff;
    padding: 10px 40px;
    position: relative
}

.riddle-page {
    margin-bottom: 130px;
    min-height: 600px
}

.riddle-page .profile-section,
.riddle-page .progress-section,
.riddle-page .riddle-section,
.summary-section {
    display: flex;
    flex-wrap: wrap;
    gap: 24px
}

.riddle-page .riddle-section .ques-ans {
    max-width: 800px;
    width: 100%;
    border-radius: 16px;
    padding: 15px;
    position: relative
}

.next-question {
    position: absolute;
    right: 10px;
    top: 0;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    z-index: 1
}

.riddle-page .riddle-section .question-box {
    position: relative;
    max-height: 100%
}

.riddle-page .riddle-section .question-box .question-img {
    text-align: center;
    margin: 75px 0 0
}

.riddle-page .riddle-section .question-box h1 {
    font-size: 22px;
    font-weight: 700;
    margin: auto;
    width: 80%;
    line-height: 1.5;
    text-align: center
}

.riddle-image {
    height: 280px
}

.riddle-page .riddle-section .question-box .table {
    margin-top: 80px
}

.riddle-page .riddle-section .question-box .table table {
    position: relative;
    width: 70%;
    text-align: center;
    margin: auto;
    border-collapse: collapse;
    border-spacing: 0
}

.riddle-page .riddle-section .question-box .table .car {
    position: absolute;
    top: 77%;
    left: 68%;
    transform: translate(-50%, -50%);
    z-index: 1;
    opacity: 1
}

.riddle-page .riddle-section .question-box .table td {
    border-top: none !important;
    border: 2px solid #16a085;
    height: 190px;
    vertical-align: bottom;
    font-size: 23px;
    font-weight: 700;
    padding: 25px 0
}

.riddle-page .riddle-section .answer-box {
    margin: 35px auto;
    width: 85%
}

.riddle-page .riddle-section .answer-box .form {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap
}

.riddle-page .riddle-section .answer-box .form input {
    width: 67%;
    height: 50px;
    border-radius: 30px;
    border: 4px solid #ffe6e6;
    font-size: 25px;
    padding: 15px;
    font-weight: 700
}

.riddle-page .riddle-section .answer-box .form button {
    width: 30%;
    border-radius: 30px;
    border: none;
    background: linear-gradient(356deg, #16a085 0, #22ac91 35%, #16a085 100%);
    color: #fff;
    font-size: 20px;
    cursor: pointer
}

.riddle-page .riddle-section .answer-box .action-btn {
    display: flex;
    flex-wrap: wrap;
    margin-top: 25px
}

.riddle-page .riddle-section .answer-box .action-btn .number-btn {
    width: 82%
}

.riddle-page .riddle-section .answer-box .action-btn .number-btn button {
    height: 50px;
    width: 80px;
    border: 1px solid #e8e8e8;
    border-radius: 30px;
    box-shadow: 0 2px 1px 0 rgb(0 0 0 / 7%);
    background: linear-gradient(356deg, #fff 0, #f6f6f6 35%);
    font-size: 25px;
    font-weight: 700;
    cursor: pointer;
    margin: 0 5px 20px
}

.riddle-page .riddle-section .answer-box .action-btn .clear-btn {
    width: 10%
}

.riddle-page .riddle-section .answer-box .action-btn .clear-btn button {
    height: 50px;
    width: 99px;
    border: 1px solid #e8e8e8;
    border-radius: 30px;
    box-shadow: 0 2px 1px 0 rgb(0 0 0 / 7%);
    background: linear-gradient(18deg, #ff6d75 18%, #ff8a91 48%, #ff6d75 80%);
    font-size: 20px;
    font-weight: 700;
    cursor: pointer;
    margin: 0 0 20px;
    color: #fff
}

.riddle-page .riddle-section .answer-box .action-btn .clear-btn button:last-child {
    background: linear-gradient(180deg, #575150 18%, #332f2e 48%)
}

.riddle-page .progress-section .details .progress-table table td,
.riddle-page .ques-ans .leaderboard td,
.riddle-page .riddle-section .answer-box .action-btn .clear-btn button img {
    padding: 11px
}

.riddle-page .stats-box {
    width: 100%;
    max-width: 286px
}

.riddle-page .stats-box .profile {
    border-radius: 16px;
    padding: 16px
}

.riddle-page .stats-box .profile h2 {
    padding: 8px 0;
    font-weight: 700;
    font-size: 16px;
    margin: 0;
    line-height: 24px
}

.riddle-page .stats-box .profile hr {
    padding: 0;
    margin: 0
}

.riddle-page .stats-box .profile .player-detail {
    display: flex;
    align-items: center;
    padding: 32px 0;
    height: 48px;
    gap: 12px
}

.riddle-page .stats-box .profile .player-detail .account-profile {
    height: 48px
}

.riddle-page .stats-box .profile .player-detail .UserProfile,
.riddle-page .summary .user-profile .UserProfile {
    width: 48px;
    border-radius: 100%
}

.riddle-page .challenge-heading .player-detail .account-info,
.riddle-page .stats-box .profile .player-detail .account-info {
    font-size: 12px;
    line-height: 18px;
    padding: 0 !important;
    color: #7f8291
}

.riddle-page .challenge-heading .player-detail .level h3,
.riddle-page .stats-box .profile .player-detail .level h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    line-height: 24px
}

.riddle-page .stats-box .profile .score {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 44px
}

.riddle-page .stats-box .profile .score p {
    font-weight: 400;
    font-size: 14px;
    margin: 8px 0;
    line-height: 20px
}

.riddle-page .stats-box .profile .score span {
    background: #f8f9fa;
    padding: 2px 13px;
    font-size: 14px;
    font-weight: 700;
    border-radius: 30px;
    line-height: 18px
}

.riddle-page .stats-box .quick-links .menu {
    height: 40px;
    display: flex;
    margin-bottom: 8px;
    padding: 10px;
    align-items: center;
    background: url('../../frontend/img/riddles/left-arrow.svg') calc(100% - 10px) center no-repeat
}

.riddle-page .stats-box .quick-links .menu:hover {
    background: url('../../frontend/img/riddles/left-arrow.svg') calc(100% - 10px) center no-repeat #f6f7fb;
    border-radius: 10px;
    padding-left: 10px;
    cursor: pointer
}

.riddle-page .stats-box .quick-links p {
    color: #000;
    font-size: 14px;
    line-height: 20px
}

.riddle-page .stats-box .profile .auth-ingo p {
    font-size: 14px;
    line-height: 20px;
    font-weight: 400;
    color: #7f8291
}

.riddle-page .stats-box .profile .auth-ingo .auth-btn {
    width: 254px;
    height: 40px;
    border-radius: 10px;
    background: #16a085;
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    border: none;
    margin: 13px 0;
    cursor: pointer
}

.riddle-page .stats-box .profile .account-logout {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 10px;
    margin-top: 10px
}

.riddle-page .stats-box .profile .account-logout:hover {
    background: #f6f7fb;
    border-radius: 10px;
    padding-left: 10px;
    cursor: pointer
}

.riddle-page .stats-box .profile .account-logout p {
    margin: 10px;
    font-size: 14px;
    line-height: 20px;
    color: #fe6f77;
    font-weight: 400
}

.riddle-page .ques-ans .question-box .multiple-choice {
    display: flex;
    justify-content: center;
    margin-top: 24px;
    flex-wrap: wrap;
    gap: 20px
}

.riddle-page .ques-ans .question-box .multiple-choice .selectedAnswer {
    border: 1px solid #16a085 !important;
    background: #f1faf8
}

.riddle-page .ques-ans .question-box .multiple-choice .answer {
    border: 1px solid #eaebed;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    color: #7f8291;
    cursor: pointer
}

.multi-choice-validation,
.multi-choice-wrong-answer {
    border: 1px solid #f7767e !important
}

.multi-choice-wrong-answer {
    background: #fff6f6 !important;
    color: #000 !important
}

.multi-choice-wrong-answer-option-number {
    background: #f7767e !important;
    color: #fff !important
}

@keyframes slidingstep1 {
    0% {
        left: -100px;
        opacity: 0
    }

    5% {
        left: -75px;
        opacity: .2
    }

    100% {
        left: 0;
        opacity: 1
    }
}

#imageBox img {
    animation-name: slidingstep1;
    animation-duration: 2s;
    animation-iteration-count: 1;
    animation-direction: normal;
    animation-timing-function: ease-out;
    animation-fill-mode: forwards
}

.countdown-next {
    margin-top: 75px;
    margin-bottom: -26px
}

.countdown-next #countdown {
    font-size: 32px;
    font-weight: 700;
    color: #16a085;
    margin-bottom: 0;
    margin-top: -7px
}

.countdown-next p {
    font-size: 14px;
    font-weight: 500;
    color: #7f8291;
    margin-top: 20px
}

.login-modal .content,
.riddle-page .next-challenge-time {
    text-align: center
}

.riddle-page .next-challenge-time p,
.riddle-page .progress-section .details .today-challenge .time-counter p {
    font-size: 12px;
    font-weight: 600;
    color: #7f8291
}

.riddle-page .next-challenge-time .challenge-counter {
    display: flex;
    justify-content: center;
    gap: 5px;
    padding-bottom: 10px
}

.riddle-page .next-challenge-time .challenge-counter .counter-box {
    background: #fff;
    padding: 8px 13px;
    border-radius: 5px;
    font-size: 20px;
    font-weight: 700;
    color: #16a085
}

.riddle-page .next-challenge-time .challenge-counter span {
    color: #16a085;
    font-size: 25px;
    font-weight: 700;
    padding-top: 7px
}

.riddle-page .ques-ans .question-box .multiple-choice .answer p {
    display: flex;
    align-items: center;
    margin: 0;
    padding: 10px 15px 10px 8px
}

.riddle-page .ques-ans .question-box .multiple-choice .answer span {
    background: #eaebed;
    color: #7f8291;
    margin-right: 12px;
    border-radius: 50%;
    display: inline-block;
    height: 24px;
    width: 24px;
    text-align: center;
    line-height: 24px
}

.riddle-page .ques-ans .question-box .ans-btn {
    margin-top: 50px;
    text-align: center
}

.riddle-page .ques-ans .question-box .ans-btn #js-validation {
    display: flex;
    justify-content: center;
    font-size: 16px;
    font-weight: 600;
    padding: 0;
    margin: 0;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    bottom: 60px;
    width: 100%
}

.riddle-page .ques-ans .question-box .ans-btn #js-validation span,
.riddle-page .ques-ans .question-box .ans-btn #js-wrong span {
    color: #f7767e;
    font-size: 14px;
    line-height: 20px
}

.riddle-page .ques-ans .question-box .ans-btn #js-correct img,
.riddle-page .ques-ans .question-box .ans-btn #js-validation img,
.riddle-page .ques-ans .question-box .ans-btn #js-wrong img {
    width: 18px;
    margin: 0 8px 0 0
}

.riddle-page .ques-ans .question-box .ans-btn #js-correct,
.riddle-page .ques-ans .question-box .ans-btn #js-wrong {
    display: flex;
    justify-content: center;
    font-size: 18px;
    font-weight: 600;
    padding: 0;
    margin: 0;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    bottom: 70px;
    width: 100%
}

.riddle-page .ques-ans .question-box .ans-btn #js-correct span {
    color: #16a085;
    font-size: 14px;
    line-height: 20px
}

.riddle-page .ques-ans .question-box .ans-btn button {
    background: linear-gradient(356deg, #16a085 10%, #22ac91 43%, #16a085 91%);
    border: none;
    padding: 12px 32px;
    border-radius: 30px;
    color: #fff;
    font-size: 20px;
    line-height: 28px;
    font-weight: 600;
    cursor: auto;
    opacity: .8
}

.riddle-page .ques-ans .question-box .question-display {
    width: 70%;
    margin: 50px auto;
    background: #f8f9fa;
    height: 130px;
    border-radius: 8px
}

.riddle-page .ques-ans .question-box .question-display p {
    font-size: 60px;
    font-weight: 700;
    text-align: center;
    line-height: 145px
}

.riddle-page .ques-ans h1 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px
}

.riddle-page .progress-section .details .progress-table table,
.riddle-page .ques-ans .leaderboard {
    border-collapse: collapse;
    width: 100%
}

.riddle-page .ques-ans .leaderboard td p {
    display: flex;
    align-items: center;
    margin: 0
}

.riddle-page .ques-ans .leaderboard td p .profile {
    width: 30px;
    border-radius: 100%
}

.riddle-page .ques-ans .leaderboard td p img {
    margin-right: 5px
}

.riddle-page .ques-ans .leaderboard tr:hover {
    background-color: #f6f7fb
}

.riddle-page .progress-section .details .progress-table table th,
.riddle-page .ques-ans .leaderboard th {
    padding: 10px;
    text-align: left;
    background-color: #f6f7fb;
    color: #7f8291
}

.riddle-page #result img {
    margin-top: 50px;
    width: 100px
}

.riddle-page #result {
    font-size: 18px;
    text-align: center;
    font-weight: 700;
    margin-bottom: 50px
}

.riddle-page .notClickAble {
    pointer-events: none !important;
    cursor: none !important
}

.riddle-page #imageBox {
    text-align: center;
    margin-top: 15px
}

.riddle-page #imageBox img {
    max-width: 100%;
    width: 400px;
    height: 280px
}

.riddle-page .summary {
    border-radius: 16px;
    max-width: 800px;
    width: 100%
}

.riddle-page .summary .user-profile {
    display: flex;
    padding: 30px 0 0 40px;
    align-items: center;
    gap: 10px
}

.riddle-page .summary .user-profile .userName {
    font-size: 20px;
    font-weight: 700
}

.riddle-page .summary .user-stats {
    min-height: 450px;
    background: #f6f7fb;
    width: 400px;
    margin: 0 auto;
    border-radius: 12px;
    position: relative
}

.initial-modal .reg-btn,
.login-modal .form .login-btn {
    background: linear-gradient(356deg, #22ac91 10%, #16a085 43%, #16a085 91%);
    color: #fff;
    box-shadow: 0 1px 0 1px #148e76
}

.riddle-page .summary .user-stats img {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translate(-50%, 0)
}

.riddle-page .summary .user-stats h3 {
    font-size: 24px;
    font-weight: 700;
    padding-top: 30px;
    text-align: center;
    margin: 0 0 10px
}

.riddle-page .summary .user-stats .stats-box {
    width: 90%;
    background: #fff;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    margin: 10px auto;
    border-radius: 8px
}

.riddle-page .summary .user-stats .stats-box .label {
    font-weight: 600;
    color: #7f8291
}

.riddle-page .summary .user-stats .stats-box .number {
    font-size: 16px;
    font-weight: 700
}

.initial-model,
.loginModal,
.registerModal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: #00000029
}

.initial-modal,
.login-modal,
.register-modal {
    background-color: #fefefe;
    margin: 5% auto;
    width: 516px;
    border-radius: 16px
}

.initial-modal .content {
    text-align: center;
    padding-top: 25px
}

.initial-modal .content .heading {
    font-size: 24px;
    font-weight: 700;
    line-height: 36px;
    margin: 0
}

.initial-modal .content p {
    font-size: 16px;
    font-weight: 400;
    line-height: 24px;
    margin: 5px
}

.initial-modal .form,
.register-modal .form {
    margin: 25px auto;
    width: 85%
}

.initial-modal .guest-btn,
.initial-modal .reg-btn {
    max-width: 420px;
    margin-top: 20px;
    cursor: pointer;
    font-size: 16px;
    height: 48px;
    font-weight: 600
}

.initial-modal .reg-btn {
    width: 100%;
    border-radius: 30px;
    border: 1px solid #148e76
}

.initial-modal .guest-btn {
    width: 100%;
    border-radius: 30px;
    border: 1px solid #e8e8e8;
    background: linear-gradient(356deg, #fff 10%, #f6f6f6 43%);
    line-height: 24px;
    box-shadow: 0 1px 0 1px #e8e8e8
}

.initial-modal .have-a-account {
    text-align: center;
    margin-top: 25px;
    padding-bottom: 25px;
    font-size: 16px;
    line-height: 20px
}

.initial-modal .have-a-account a,
.login-modal .form .create-account a {
    color: #16a085
}

.login-modal .content h2 {
    font-size: 30px;
    font-weight: 700;
    margin: 5px
}

.login-modal .content p,
.register-modal .content p {
    font-size: 16px;
    font-weight: 400
}

.login-modal .form {
    margin: 0 auto;
    width: 85%
}

.login-modal .form label,
.register-modal label {
    font-size: 16px
}

.login-modal .form .email,
.login-modal .form .password,
.register-modal .sign-up-form .email,
.register-modal .sign-up-form .password {
    width: 100%;
    height: 48px;
    border-radius: 12px;
    padding: 12px 16px;
    margin-top: 10px
}

.login-modal .form .guest-btn,
.login-modal .form .login-btn {
    border-radius: 30px;
    font-size: 16px;
    cursor: pointer;
    width: 100%;
    height: 48px
}

.login-modal .form .email::placeholder {
    font-size: 16px;
    color: #a1a1a1
}

.password-section {
    margin-top: 15px;
    position: relative
}

.password-section img {
    position: absolute;
    right: 9px;
    top: 45px;
    cursor: pointer
}

.login-modal .form .password::placeholder {
    font-size: 16px;
    color: #a1a1a1
}

.login-modal .form .login-btn {
    border: 1px solid #148e76;
    font-weight: 600
}

.login-modal .form .or {
    font-size: 16px;
    color: grey;
    text-align: center;
    line-height: 5px
}

.login-modal .form .guest-btn {
    border: 1px solid #e8e8e8;
    background: linear-gradient(356deg, #fff 10%, #f6f6f6 43%);
    line-height: 24px;
    box-shadow: 0 1px 0 1px #e8e8e8
}

.login-modal .form .google-btn img,
.register-modal .sign-up-btn-box .google-btn img {
    margin-right: 10px
}

.login-modal .form .google-btn,
.register-modal .sign-up-btn-box .google-btn {
    width: 100%;
    border-radius: 30px;
    border: 1px solid #e8e8e8;
    background: linear-gradient(356deg, #fff 10%, #f6f6f6 43%);
    height: 48px;
    margin-top: 5px;
    font-size: 16px;
    font-weight: 600;
    color: #000;
    box-shadow: 0 1px 0 1px #e7e7e7;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center
}

.login-modal .form .create-account {
    text-align: center;
    margin-top: 25px;
    padding-bottom: 25px
}

.login-modal .action-btn {
    text-align: end;
    margin: 30px 0 15px
}

.login-modal .action-btn .skip {
    padding: 12px 24px;
    border: 1px solid #e8e8e8;
    background: #fff;
    border-radius: 30px;
    font-size: 18px;
    cursor: pointer
}

.login-modal .action-btn .try-again {
    padding: 12px 24px;
    border: none;
    border-radius: 30px;
    color: #fff;
    background: #16a085;
    font-size: 18px;
    font-weight: 600;
    margin-left: 10px;
    cursor: pointer
}

.register-modal .selected-value {
    border: 2px solid #16a085 !important;
    color: #16a085 !important;
    box-shadow: 0 1px 0 1px #19a3883D;
    background: linear-gradient(356deg, #fbfffe 100%, #f1faf8 43%)
}

.register-modal .content {
    text-align: center;
    margin-top: 45px
}

.register-modal .content h1 {
    font-size: 30px;
    font-weight: 700
}

.register-modal .form .nick-name {
    width: 100%;
    height: 48px;
    border-radius: 12px;
    padding: 12px 16px;
    margin-top: 10px;
    font-size: 16px;
    color: #a1a1a1
}

.register-modal .form .nick-name::placeholder {
    font-size: 16px;
    color: #a1a1a1
}

.register-modal .form .age-box,
.register-modal .sign-up-form .input-fields {
    margin-top: 20px
}

.register-modal .form .age-box .age-inputs,
.register-modal .form .type-box .type-inputs {
    display: flex;
    justify-content: space-between
}

.register-modal .form .age-box .age-inputs p,
.register-modal .form .type-box .type-inputs p {
    border: 2px solid #e8e8e8;
    padding: 12px 16px;
    margin-top: 5px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    color: #a1a1a1;
    height: 48px;
    width: 132px;
    text-align: center;
    cursor: pointer
}

.register-modal .form .type-box {
    margin-top: 15px
}

.register-modal .form .register-btn {
    display: flex;
    justify-content: space-between;
    margin-top: 15px
}

.register-modal .form .register-btn .guest-btn {
    width: 250px;
    height: 48px;
    padding: 12px 24px;
    border-radius: 30px;
    border: 1px solid #e8e8e8;
    background: linear-gradient(356deg, #fff 10%, #f6f6f6 43%);
    box-shadow: 0 1px 0 1px #e7e7e7;
    cursor: pointer;
    font-size: 16px
}

.register-modal .form .register-btn .sign-up-btn,
.register-modal .sign-up-btn-box .sign-up-btn,
.riddle-page .progress-section .details .today-challenge .play-btn {
    color: #fff;
    background: linear-gradient(356deg, #22ac91 10%, #16a085 43%, #16a085 91%);
    box-shadow: 0 1px 0 1px #148e76;
    cursor: pointer
}

.register-modal .form .register-btn .sign-up-btn {
    width: 168px;
    height: 48px;
    border-radius: 30px;
    border: 1px solid #148e76;
    font-size: 16px;
    font-weight: 500
}

.register-modal .form .login-account {
    text-align: center;
    padding: 15px 0 25px;
    font-size: 16px;
    font-weight: 400
}

.register-modal .form .login-account a {
    color: #16a085;
    font-weight: 700
}

.register-modal .sign-up-form {
    padding: 10px 0;
    margin: auto;
    width: 85%
}

.register-modal .sign-up-form .email::placeholder {
    font-size: 16px;
    color: #a1a1a1
}

.register-modal .sign-up-form .password::placeholder {
    font-size: 16px;
    color: #a1a1a1
}

.register-modal .sign-up-btn-box {
    margin-bottom: 45px
}

.register-modal .sign-up-btn-box .sign-up-btn {
    width: 100%;
    border-radius: 30px;
    border: 1px solid #148e76;
    height: 48px;
    margin-top: 35px;
    font-size: 16px;
    font-weight: 600
}

.register-modal .sign-up-btn-box p {
    font-size: 16px;
    text-align: center;
    color: grey
}

@media only screen and (max-width:525px) {
    .register-modal {
        width: 95%
    }

    .register-modal .content h1 {
        font-size: 25px
    }

    .register-modal .content p,
    .register-modal .form .login-account,
    .register-modal label {
        font-size: 14px
    }

    .register-modal .form .register-btn .guest-btn {
        font-size: 14px;
        width: 175px;
        height: 40px;
        padding: 8px 12px
    }

    .register-modal .form .register-btn .sign-up-btn {
        font-size: 14px;
        width: 140px;
        height: 40px
    }

    .register-modal .form .nick-name {
        font-size: 14px;
        height: 40px
    }

    .register-modal .form .age-box .age-inputs p,
    .register-modal .form .type-box .type-inputs p {
        font-size: 14px;
        padding: 8px 12px;
        height: 40px;
        width: 100px
    }
}

@media only screen and (max-width:390px) {

    .register-modal .form .age-box .age-inputs p,
    .register-modal .form .type-box .type-inputs p {
        font-size: 12px;
        padding: 5px;
        height: 35px;
        width: 31%
    }

    .register-modal .form .register-btn .guest-btn {
        font-size: 12px;
        width: 55%;
        height: 40px;
        padding: 5px
    }

    .register-modal .form .register-btn .sign-up-btn {
        font-size: 12px;
        width: 40%;
        height: 40px
    }
}

@media (max-width:1140px) {

    .riddle-page .riddle-section .ques-ans,
    .riddle-page .stats-box {
        max-width: unset
    }

    .riddle-page .summary {
        padding: unset;
        max-width: unset
    }

    .riddle-page .stats-box .profile {
        padding: 5px
    }

    .riddle-page .profile-section .profile-detail,
    .riddle-page .progress-section .details {
        max-width: unset !important
    }
}

@media (max-width:550px) {
    .riddle-page .riddle-section .question-box {
        min-height: auto
    }

    .riddle-image,
    .riddle-page #imageBox img {
        height: unset
    }

    .riddle-page .riddle-section .question-box h1 {
        width: 100%;
        font-size: 20px
    }

    .riddle-page .ques-ans .question-box .question-display {
        width: 90%;
        margin: 30px auto;
        height: 115px
    }

    .riddle-page .ques-ans .question-box .question-display p {
        font-size: 40px;
        line-height: 115px
    }

    .riddle-page .riddle-section .answer-box {
        margin: 20px auto;
        width: 95%
    }

    .riddle-page .riddle-section .answer-box .form input,
    .riddle-page .riddle-section .question-box .question-img img {
        width: 100%
    }

    .riddle-page .riddle-section .answer-box .form button {
        height: 60px;
        width: 200px;
        margin: 20px auto
    }

    .riddle-page .riddle-section .answer-box .action-btn .number-btn {
        width: 100%;
        text-align: center
    }

    .riddle-page .riddle-section .answer-box .action-btn .number-btn button {
        width: 65px
    }

    .riddle-page .riddle-section .answer-box .action-btn .clear-btn {
        width: 100%;
        margin-top: 15px;
        display: flex;
        justify-content: center;
        gap: 15px
    }

    .riddle-page .ques-ans .question-box .multiple-choice .answer {
        min-width: 100px
    }

    .riddle-page .ques-ans .table-scroll {
        overflow: scroll
    }

    .correct-ans-modal-content {
        width: 90%
    }

    .initial-modal {
        width: 98%
    }

    .login-modal {
        width: 95%
    }

    .login-modal .content p {
        font-size: 12px
    }

    .login-modal .form .email,
    .login-modal .form .password {
        height: 40px;
        margin-top: 5px
    }

    .password-section img {
        top: 35px
    }

    .login-modal .form .login-btn {
        margin-top: 25px
    }

    .login-modal .form .or {
        margin-top: 10px
    }
}

@media only screen and (max-width:430px) {
    .riddle-card {
        padding: 5px
    }

    .riddle-page #result h2 {
        font-size: 25px;
        margin-bottom: 25px
    }

    .riddle-page #result {
        margin-bottom: 25px
    }

    .riddle-page .summary .user-stats {
        width: 98%
    }

    .riddle-page .progress-section .details {
        width: 100%
    }

    .riddle-page .progress-section .details .today-challenge .time-counter {
        margin-top: -15px
    }

    .riddle-page .progress-section .details .today-challenge .play-btn {
        float: right;
        margin-bottom: 10px
    }
}

.riddle-page .progress-section .details {
    width: 800px;
    max-width: 100%;
    border-radius: 16px;
    padding: 15px;
    position: relative
}

.riddle-page .progress-section .details .today-challenge {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 5px 20px;
    background: #f1faf8;
    border-radius: 15px;
    align-items: center;
    margin-top: 20px;
    border: 1px solid #fff
}

.riddle-page .progress-section .details .today-challenge .img-box {
    display: flex;
    gap: 12px
}

.riddle-page .progress-section .details .today-challenge .img-box p {
    width: 100px;
    font-size: 20px;
    font-weight: 700
}

.riddle-page .progress-section .details .today-challenge .time-counter {
    display: flex;
    align-items: center;
    gap: 5px
}

.riddle-page .progress-section .details .today-challenge .time-counter .remaining-time {
    display: flex;
    justify-content: center;
    gap: 3px
}

.riddle-page .progress-section .details .today-challenge .time-counter .remaining-time .counter-box {
    background: #fff;
    padding: 5px;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 700;
    color: #16a085;
    height: 30px;
    width: 28px
}

.riddle-page .progress-section .details .today-challenge .time-counter .remaining-time span {
    color: #16a085;
    font-size: 20px;
    font-weight: 700;
    padding-top: 5px
}

.riddle-page .progress-section .details .today-challenge .play-btn {
    width: 115px;
    height: 35px;
    border: 1px solid #148e76;
    border-radius: 30px;
    padding: 6px 24px;
    font-size: 14px
}

.riddle-page .progress-section .details .progress-table {
    margin: 20px 0 50px;
    overflow: auto
}

.riddle-page .progress-section .details .progress-table .border-bottom {
    border-bottom: 1px solid #e8e8e8
}

.riddle-page .progress-section .details .progress-table h1 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px
}

.riddle-page .progress-section .details .progress-table span {
    background: #f1faf8;
    padding: 4px 8px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 600;
    color: #148e76
}

.riddle-page .challenge-section .all {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
    gap: 20px
}

.riddle-page .challenge-section .all .detail {
    width: 32%;
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 16px;
    padding: 15px 10px;
    display: flex;
    justify-content: space-between;
    align-items: center
}

.riddle-page .challenge-section .all .detail h2,
.riddle-page .single-challenge .single .head h2 {
    font-size: 20px;
    font-weight: 700;
    margin: 10px 0
}

.riddle-page .challenge-section .all .detail p,
.riddle-page .single-challenge .single .head p {
    font-size: 14px;
    color: #7f8291;
    font-weight: 500;
    margin: 0
}

.riddle-page .challenge-section .all .detail span,
.riddle-page .single-challenge .single .head span {
    margin-left: 10px
}

.riddle-page .challenge-section .all .detail .view {
    margin-right: 5px;
    border-radius: 30px;
    border: 1px solid #e8e8e8;
    background: linear-gradient(356deg, #fff 10%, #f6f6f6 43%);
    color: #000;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 1px 0 1px #e7e7e7;
    cursor: pointer;
    padding: 8px 20px
}

.riddle-page .challenge-section .all .detail .play,
.riddle-page .single-challenge .single .head .play {
    background: linear-gradient(356deg, #22ac91 10%, #16a085 43%, #16a085 91%);
    font-weight: 600;
    box-shadow: 0 1px 0 1px #e7e7e7;
    font-size: 14px;
    cursor: pointer
}

.riddle-page .challenge-section .all .detail .play {
    border-radius: 30px;
    border: 1px solid #148e76;
    color: #fff;
    padding: 8px 20px
}

@media (max-width:1100px) {

    .blog_section_li,
    .side_bardiv {
        width: 100%
    }

    .riddle-page .challenge-section .all .detail {
        width: 45%
    }
}

@media (max-width:800px) {
    .d_flex_icons_app {
        flex-direction: Column;
        align-items: flex-start
    }

    .d_flex_icons_app2 {
        justify-content: left
    }

    .riddle-page .challenge-section .all .detail {
        width: 100%;
        flex-wrap: wrap;
        gap: 15px
    }

    .riddle-page .challenge-section .all .detail .right {
        text-align: right;
        width: 100%
    }
}

.riddle-page .pagination {
    list-style: none;
    display: flex;
    gap: 35px;
    justify-content: center;
    margin-top: 35px;
    font-size: 16px;
    font-weight: 700
}

.riddle-page .challenge-heading {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center
}

.riddle-page .challenge-heading .player-detail {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 48px
}

.riddle-page .challenge-heading .player-detail .account-profile {
    height: 36px
}

.riddle-page .challenge-heading .player-detail .UserProfile {
    width: 36px;
    border-radius: 100%
}

.riddle-page .single-challenge .single {
    display: flex;
    flex-wrap: wrap;
    justify-content: start;
    background: #fff;
    width: 100%;
    gap: 20px;
    padding: 20px;
    border-radius: 16px
}

.riddle-page .single-challenge .single .head {
    display: flex;
    justify-content: space-between;
    width: 100%;
    align-items: center
}

.riddle-page .single-challenge .single .head .play {
    width: 120px;
    height: 38px;
    border-radius: 30px;
    border: 1px solid #148e76;
    color: #fff
}

.riddle-page .single-challenge .single .info {
    width: 32%;
    border: 1px solid #e8e8e8;
    border-radius: 12px;
    padding: 10px
}

.riddle-page .single-challenge .single .info p {
    font-size: 14px;
    font-weight: 500;
    color: #7f8291
}

.riddle-page .single-challenge .single .info h3 {
    font-size: 14px;
    font-weight: 600;
    line-height: 20px
}

@media (max-width:1070px) {
    .riddle-page .single-challenge .single .info {
        width: 47%
    }
}

@media (max-width:600px) {
    .riddle-page h1 {
        font-size: unset
    }

    .riddle-page .single-challenge .single .info {
        width: 98%;
        display: flex;
        align-items: center;
        gap: 10px
    }

    .riddle-page .single-challenge .single .info img {
        width: 80px;
        height: 64px
    }

    .riddle-page .single-challenge .single .info p {
        margin-top: 5px
    }
}

.riddle-page .profile-section .profile-detail {
    max-width: 800px;
    width: 100%;
    border-radius: 16px
}

.riddle-page .profile-detail .general-info {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
    padding: 20px;
    background: #f1faf8;
    border-radius: 15px
}

.riddle-page .profile-detail .general-info .general-box {
    background: #fff;
    width: 31%;
    box-shadow: 0 3px 6px #00000029;
    border-radius: 10px;
    padding: 0 0 0 15px
}

.riddle-page .profile-detail .general-info .general-box .gen-label {
    font-size: 14px;
    color: #a1a1a1
}

.riddle-page .profile-detail .password-info {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding: 20px;
    background: #f1faf8;
    border-radius: 15px
}

.riddle-page .profile-detail .password-section {
    margin-top: 35px
}

.riddle-page .profile-detail .password-section .save {
    float: right;
    margin-top: 25px;
    width: 100px;
    height: 40px;
    border-radius: 30px;
    border: 1px solid #148e76;
    background: #22ac91;
    color: #fff;
    font-size: 16px;
    cursor: pointer
}

.riddle-page .profile-detail .password-box {
    width: 31%;
    position: relative
}

.riddle-page .profile-detail .password-box .show-pass {
    position: absolute;
    right: 10px;
    top: 60px;
    cursor: pointer
}

.riddle-page .profile-detail .password-box input {
    background: #fff;
    box-shadow: 0 3px 6px #00000029;
    border-radius: 10px;
    border: none;
    height: 45px;
    width: 100%;
    padding: 0 0 0 10px
}

#pdf_download_opt,
#pdf_download_res {
    position: relative !important;
    right: 0;
    z-index: 3;
    background-size: 16px;
    font-size: 14px;
    line-height: normal;
    border: 1px solid #214a5b;
    text-align: left;
    color: #214a5b;
    top: 0;
    font-weight: 700
}

@media (max-width:715px) {

    .riddle-page .profile-detail .general-info .general-box,
    .riddle-page .profile-detail .password-box {
        width: 100%
    }

    .riddle-page .profile-detail .password-info {
        flex-wrap: wrap
    }
}

#pdf_download_opt {
    width: 70px
}

#copy-download img,
#pdf_download_opt img,
#pdf_download_res img {
    width: 15px;
    height: 13px
}

#pdf_download_res {
    min-width: 60px
}

.download-pdf-tool-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 2;
    box-shadow: 0 0 4px -2px #3a3a3a;
    background-color: #fff;
    padding: 10px;
    border-radius: .25rem;
    font-weight: 700
}

.darkmode .ai-search {
    background: #000 !important;
    color: #fff !important
}

.darkmode .cards-text,
.darkmode .ai-math-text,
.darkmode .ai-math-heading {
    color: black;
}

.darkmode .copy-btn img,
.darkmode .delete-btn img {
    filter: contrast(0);
}

.ai-search {
    background: #fff;
    padding: 32px 0;
    margin-bottom: 33px
}

.ai-search .heading {
    font-size: 26px;
    line-height: 40px;
    width: 570px;
    font-weight: 700;
    margin: auto;
    text-align: center
}

.math-ai-result-title {
    font-weight: 600;
    margin: 0;
    color: #333;
    font-size: 18px;
}

.ai-search .ai-input-box {
    width: 600px;
    margin: auto;
    position: relative
}

.ai-search .ai-input-box .ai-input {
    width: 100%;
    height: 64px;
    border-radius: 12px;
    border: 1px solid #e8e8e8;
    padding: 10px 130px 10px 20px;
    margin-top: 24px;
    font-size: 16px;
    line-height: 24px;
    background: #f9f9f9
}

.ai-search .ai-input-box .ai-input::placeholder {
    color: #a5a5a5
}

.ai-search .ai-input-box .ai-search-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3px;
    position: absolute;
    /* top: 36px; */
    right: 10px;
    cursor: pointer;
    border: none;
    background: #000000;
    width: 75px;
    height: 40px;
    border-radius: 8px;
    color: #fff;
    font-size: 16px;
}

.ai-search .content {
    margin: 30px 0 0;
    width: 1140px;
    background: #f2f9f7;
    font-size: 18px;
    line-height: 30px
}

.ai-action-btn {
    position: absolute;
    right: 15px;
    display: flex;
    gap: 15px;
    top: 15px
}

.ai-action-btn button {
    cursor: pointer;
    border: none;
    background: 0 0
}

.math-ai-result {
    min-width: 200px;
    padding-top: 30px;
    overflow-x: auto;
    overflow-y: hidden
}

@media (width < 1190px) {
    .ai-search .content {
        width: 100%
    }
}

@media (max-width:635px) {
    .ai-search .heading {
        line-height: 20px;
        width: unset;
        font-size: 20px;
        font-weight: 700;
        text-align: center;
    }

    .ai-search {
        padding: 30px 0
    }

    .ai-search .ai-input-box {
        width: 100% !important;
    }

    .ai-search .ai-input-box .ai-input {
        height: 45px;
        padding: 10px 90px 10px 10px;
        margin-top: 25px;
        font-size: 12px
    }

    .ai-search .ai-input-box .ai-search-icon {
        right: 8px;
        width: 65px;
        height: 35px
    }
}

.ai-validate {
    background: #fff6f6 !important;
    border: 1px solid #f7767e !important
}

.ai-validate-msg-show {
    text-align: start;
    position: absolute;
    font-size: 13px;
    display: flex !important;
    gap: 8px;
    align-items: center;
    font-weight: 400;
    margin: 5px 0 0 1px
}

.ai-loader {
    width: 20px;
    height: 20px;
    border: 3px solid #fff;
    border-bottom-color: transparent;
    border-radius: 50%;
    display: inline-block;
    animation: 1s linear infinite rotation;
    margin-top: 4px
}

@keyframes rotation {
    0% {
        transform: rotate(0)
    }

    100% {
        transform: rotate(360deg)
    }
}


/* Main Search Box */
.search-box {
    display: flex;
    align-items: center;
    width: 500px;
    background: #fff;
    border-radius: 15px;
    padding: 6px 10px;
    position: relative;
    height: 32px;
}

.search-box input {
    flex: 1;
    border: none;
    background: none;
    font-size: 15px;
    outline: none;
    padding: 4px 4px 4px 12px;
    width: 400px;
    margin-left: 5px !important;
}

.search-box .search-btn {
    background: black;
    border: none;
    cursor: pointer;
    padding: 5px;
    margin: 4px;
    border-radius: 50%;
    display: flex;
}

.search-box .search-btn img {
    width: 16px;
    height: 16px;
}

.outer-upload-box {
    position: absolute;
    top: 40px; /* Adjust based on input height */
    left: 50%;
    transform: translateX(-50%);
    width: 474px;
    height: 160px;
    background: #fff;
    border: 2px solid #fff;
    border-radius: 10px;
    padding: 12px;
    text-align: center;
    font-size: 14px;
    color: #666;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    z-index: 999;
    transition: all 0.25s ease;
    display: none; /* Hidden initially */
}

.upload-box {
    cursor: pointer;
    background: #f8fcfa;
    border: 2px dashed #c7e1d0;
    border-radius: 10px;
    padding: 25px;
    text-align: center;
    color: #666;
    font-size: 14px;
    transition: all 0.3s ease;
    width: 446px;
    height: 136px;
    align-items: center;
    display: flex;
    justify-content: center;
}

.upload-box p {
    margin: 0;
    font-weight: 500;
    color: #A5A5A5;
}

.upload-box span {
    color: #212529;
    font-size: 13px;
}

.upload-box:hover,
.upload-box.dragover {
    background: #e9f6f0;
    border: 2px dashed #16a085;
    transform: scale(1.02); /* Subtle zoom effect for hover */
}

kbd {
    background: white;
    padding: 5px;
    color: #7F8291;
    border: 1px solid #E8E8E8;
    border-radius: 4px;
}