a,
a:hover,
a:focus {
    text-decoration: none;
    transition: all ease .2s
}

a {
    color: #366caf
}

a:hover,
a:focus {
    color: #4890e8
}

p {
    margin-bottom: 25px
}

@media(min-width:992px) {
    @font-face {
        font-family: 'SourceSansProRegular';
        src: url('../fonts/sourcesansproregular.woff2') format('woff2'), url('../fonts/sourcesansproregular.woff') format('woff'), url('../fonts/sourcesansproregular.eot') format('embedded-opentype'), url('../fonts/sourcesansproregular.ttf') format('truetype'), url('../fonts/sourcesansproregular.svg#sourcesansproregular') format('svg');
        font-weight: normal;
        font-style: normal;
        font-display: swap
    }

    @font-face {
        font-family: 'SourceSansProBold';
        src: url('../fonts/sourcesansprobold.woff2') format('woff2'), url('../fonts/sourcesansprobold.woff') format('woff'), url('../fonts/sourcesansprobold.eot') format('embedded-opentype'), url('../fonts/sourcesansprobold.ttf') format('truetype'), url('../fonts/sourcesansprobold.svg#sourcesansprobold') format('svg');
        font-weight: normal;
        font-style: normal;
        font-display: swap
    }

    body {
        font-family: 'SourceSansProRegular', Arial, sans-serif, serif
    }

    p,
    .two-description {
        font-family: "SourceSansProRegular"
    }

    h1,
    h2,
    h3,
    h4,
    .h1,
    .h2,
    .h3,
    .h4,
    .headline,
    .big-title,
    .small-title,
    .second-title,
    .background-title {
        font-family: "SourceSansProBold"
    }
}

h1,
h2,
h3,
h4,
h5,
h6,
.h1,
.h2,
.h3,
.h4,
.h5,
.h6,
.headline,
.big-title,
.small-title {
    line-height: 1.5em
}

h1,
h2,
h3,
h4,
.h1,
.h2,
.h3,
.big-title,
.small-title,
.headline {
    font-weight: bold;
    margin-bottom: 20px;
    margin-top: 0
}

h2,
.h2,
.headline {
    font-size: 2rem
}

h3,
h3,
.big-title {
    font-size: 1.8rem;
    font-weight: bold;
    margin-top: 0
}

h4,
.small-title {
    font-size: 1.65rem;
    margin-top: 0
}

label {
    padding-left: 10px
}

body {
    font-weight: normal;
    color: #222;
    margin: 0
}

@media(min-width:1600px) {
    body {
        font-size: 19px;
        line-height: 1.7em
    }

    html {
        touch-action: manipulation;
        font-size: 80.5%
    }
}

@media(max-width:1600px) {
    body {
        font-size: 17px;
        line-height: 1.6em
    }

    html {
        touch-action: manipulation;
        font-size: 72.5%
    }
}

.form-control {
    background: 0;
    border: 1px solid #aaa;
    transition: all ease .4s;
}

input.form-control,
select.form-control {
    height: 50px
}

textarea.form-control{
    height: 150px;
}

.input-group .input-group-addon:hover {
    cursor: pointer
}

.form-control:hover,
.form-control:focus {
    border: 1px solid #007a8f;
    outline: 0
}

.form-control::-webkit-input-placeholder {
    color: #888
}

.form-control:-moz-placeholder {
    color: #888
}

.form-control::-moz-placeholder {
    color: #888
}

.form-control:-ms-input-placeholder {
    color: #888;
     !important
}

.form-control::-ms-input-placeholder {
    color: #888
}

.form-control::placeholder {
    color: #888
}

.head-nav.isStuck {
    position: fixed;
    width: 100%;
    z-index: 111;
    background: rgba(0, 122, 143, .9);
}

.head-search .form-control,
.head-search .form-control:hover,
.head-search .form-control:focus {
    background: #fff;
}

.head-search {
    padding-top: 30px;
    padding-bottom: 20px
}

.logo-a {
    display: inline-block;
    margin: 18px 0 15px 0;
}

@media(min-width: 992px) {
    .head-search select.form-control {
        height: 44px;
    }

    .head-search input.form-control {
        height: 44px;
    }

    .head-search>.row>div:first-child {
        padding-right: 0
    }

    .head-search>.row>div:last-child {
        padding-left: 0
    }

    .head-search select.form-control {
        border-radius: 30px 0 0 30px;
        border-left: 1px solid #007a8f;
        border-bottom: 1px solid #007a8f;
        border-top: 1px solid #007a8f;
        border-right: 0;
        font-size: 1.5rem
    }

    .head-search input.form-control {
        /* border-radius: 0 30px 30px 0; */
        border-radius: 30px;
         /*border-right: 1px solid #007a8f;
        border-left: 1px solid #007a8f;
        border-bottom: 1px solid #007a8f;
        border-top: 1px solid #007a8f;
        border-right: 0 */
        border: 1px solid #007a8f;
    }
}

@media(max-width: 992px) {
    .head-search>.row>div:first-child {
        margin-bottom: 20px;
    }

    .head-search .form-control {
        border: 1px solid #007a8f;
    }
}

.ibasket-count {
    width: 20px;
    height: 20px;
    display: inline-block;
    background-color: #f97d0f;
    color: #fff;
    position: absolute;
    top: -5px;
    right: -10px;
    border-radius: 15px;
    text-align: center;
    font-size: 13px;
    line-height: 20px;
    z-index: 110
}

.search-btn {
    border: 0;
    height: 48px;
    width: 48px;
    color: #007a8f;
    font-size: 22px;
    outline: 0;
    background: 0;
    position: absolute;
    right: 15px;
    top: 0;
}

.search-select select.form-control {
    color: #31565c;
}

.head-nav {
    position: relative;
    font-size: 19px;
    background: #007a8f;
    color: #fff
}

.head-nav .navbar-default .navbar-toggle,
.head-nav .navbar-default .navbar-toggle:focus,
.head-nav .navbar-default .navbar-toggle:hover {
    border-color: #fff;
    background: 0
}

.head-nav .navbar-default .navbar-toggle .icon-bar {
    background-color: #fff
}

.head-nav ul {
    list-style: none;
    padding-left: 0
}

.head-nav ul>li {
    margin-bottom: 0
}

.head-nav .navbar-default .navbar-nav>.open>a,
.head-nav .navbar-default .navbar-nav>.open>a:focus,
.head-nav .navbar-default .navbar-nav>.open>a:hover {
    background-color: #fff;
    color: #007a8f
}

.head-nav .navbar-nav>li>.dropdown-menu {
    width: 100%;
    min-width: 230px
}

.head-nav .dropdown-menu li>a {
    white-space: normal;
    position: relative
}

.head-nav .dropdown-menu li>a:focus,
.head-nav .dropdown-menu li>a:hover {
    text-decoration: none
}

.caret {
    border: 0
}

.lang-btn {
    display: inline-block;
    outline: 0;
    border: 0;
    background: 0;
    color: #456c73;
    position: relative;
    padding: 0 3px 5px 3px;
    margin-top: 10px;
    font-size: 18px;
}

@media(max-width:768px) {
    .lang-btn {
        font-size: 25px;
        color: #fff;
        display: inline-block !important
    }
}

@media(min-width:1300px) {
    .head-nav .navbar-default .navbar-nav>li>a {
        padding: 20px 40px;
    }
}

@media(min-width:1200px) and (max-width:1300px) {
    .head-nav .navbar-default .navbar-nav>li>a {
        padding: 20px 30px;
    }
}

@media(min-width:1000px) and (max-width:1200px) {
    .head-nav .navbar-default .navbar-nav>li>a {
        padding: 20px;
    }
}

@media(min-width:768px) and (max-width:1000px) {
    .head-nav .navbar-default .navbar-nav>li>a {
        padding: 20px 10px;
    }
}

@media(min-width:768px) {
    .lang-btn:before {
        margin-top: 0;
        font-size: 22px;
        /* content: "\e937";
        font-family: 'icomoon'; */
        position: absolute;
        top: 0;
        left: 0;
        color: #007a8f
    }

    .head-nav>.container,
    .head-nav .navbar,
    .head-nav .navbar-nav,
    .head-nav .navbar-default .navbar-collapse {
        margin-bottom: 0;
        position: static
    }

    .head-nav .navbar-nav {
        justify-content: space-between
    }

    .head-nav .navbar-nav>li {
        min-width: 10%;
        justify-content: center
    }

    .head-nav .navbar-nav>li:hover {
        background: #fff
    }

    /* .head-nav .nav>li:nth-child(2),
    .head-nav .nav>li:nth-child(3),
    .head-nav .nav>li:nth-child(4) {
        position: static
    } */
/* 
    .head-nav .nav>li:nth-child(2)>.dropdown-menu {
        max-height: 550px;
        overflow: auto;
    }

    .head-nav .nav>li:nth-child(2)>.dropdown-menu>.container {
        padding: 0 20px;
    }

    .head-nav .nav>li:nth-child(2)>.dropdown-menu>ul>li.col-md-3,
    .head-nav .nav>li:nth-child(2)>.dropdown-menu>ul li.col-md-4 {
        border-left: 1px solid #007a8f;
    } */

    .head-nav .navbar-nav>li>.dropdown-menu>ul>li>a {
        font-weight: bold;
        color: #007a8f;
    }

    /* .head-nav .nav>li:nth-child(2) ul.row {
        margin: 0;
    }

    .head-nav .nav>li:nth-child(2) li {
        padding: 0;
    }

    .head-nav .nav>li:nth-child(2) li.col-md-3 {
        margin-bottom: 15px;
    }

    .head-nav .nav>li:nth-child(2)>.dropdown-menu>ul>li.col-md-3:last-child {
        border-left: none;
    }

    .head-nav .nav>li:nth-child(2) .big-title {
        color: #222;
    } */

    .head-nav .navbar-nav {
        width: 100%
    }

    .head-nav .nav .open>a {
        background: #f5f5f5
    }

    .head-nav .navbar-default .navbar-nav>li>a:hover,
    .head-nav .navbar-default .navbar-nav>li>a:focus {
        background: #fff;
        color: #007a8f
    }

    .caret:before {
        content: "\e90f";
        font-family: 'icomoon'
    }

    .dropdown-menu .caret {
        position: absolute;
        right: 30px
    }

    .head-nav .navbar-default .navbar-nav>li>a>.caret {
        position: absolute;
        right: 16px;
        font-size: .93em;
        color: #fff
    }

    .head-nav .navbar-nav>li>.dropdown-menu>ul>ul {
        font-size: .94em
    }

    .head-nav .navbar-default .navbar-nav>li>a {
        width: 100%;
        text-align: center;
        color: #fff
    }

    .head-nav .dropdown-menu li>a {
        padding: 7px 10px
    }

    .head-nav .dropdown-menu li>a:focus,
    .head-nav .dropdown-menu li>a:hover {
        color: #262626;
        background-color: #f5f5f5
    }
}

@media(max-width:768px) {
    .head-nav .navbar-nav>li>.dropdown-menu>ul>li>ul {
        padding-left: 10px;
    }

    .head-nav .navbar-default .navbar-brand {
        margin: 5px 0
    }

    .one-describe{
        padding-left: 0 !important;
    }

    .head-nav .navbar-nav>li:nth-child(2)>.dropdown-menu>ul>li>a>.caret,
    .head-nav .navbar-nav>li:nth-child(3)>.dropdown-menu>ul>li>a>.caret,
    .head-nav .navbar-nav>li:nth-child(4)>.dropdown-menu>ul>li>a>.caret {
        display: none
    }

    .head-nav .navbar-default .navbar-nav>li>a {
        padding: 15px;
        color: #fff
    }

    .caret:after {
        font-family: 'icomoon';
        content: '\e931';
        position: absolute;
        right: 15px;
        top: 13px;
        font-size: .9em
    }

    .head-nav ul .dropdown-menu {
        position: static;
        float: none;
        background: 0;
        color: #fff;
        border: 0;
        box-shadow: none;
        padding-left: 10px;
    }

    .head-nav .dropdown-menu li>a {
        color: #fff
    }

    .dropdown-menu .container {
        padding-right: 0
    }

    .head-nav ul>li.col-md-4 {
        padding: 0
    }

    .head-nav ul>li.col-md-4>a>span.caret {
        display: none;
    }

    .dropdown.on>a>.caret:after {
        content: '\e92a'
    }

    .head-nav .dropdown-menu li>a:focus,
    .head-nav .dropdown-menu li>a:hover {
        color: #fff;
        background: 0
    }

    .head-nav .navbar-nav>li>.dropdown-menu>ul>li>ul>li>a {
        padding-left: 20px
    }
}

.head-nav .nav>li:nth-child(2) .big-title {
    font-weight: bold;
    margin: 10px 0;
}

.navbar-nav:before,
.navbar-nav:after {
    display: none
}

.head-nav ul>li.nav-hot>a {
    position: relative;
}

.head-nav ul>li.nav-hot>a:after {
    content: "";
    display: inline-block;
    width: 22px;
    height: 17px;
    background: url(../images/nav-hot.gif);
    background-position: center;
    background-repeat: no-repeat;
    background-size: 22px 17px;
    margin-left: 5px;
    z-index: 2;
}

.selectItems {
    position: absolute;
    z-index: 2;
    width: 100%;
    background: #fff;
    padding: 15px;
    box-shadow: 0 5px 5px #ccc;
    border-radius: 0 10px 5px 5px;
    display: none
}

.selectItems ul {
    list-style: none;
    padding-left: 0
}

.selectItems ul>li:hover {
    cursor: pointer
}

.foot-box {
    background: #2b3134;
    color: #fff;
    border-top: 1px solid #ddd;
    border-bottom: 1px solid #ddd;
    padding-top: 40px
}

.foot-box ul {
    list-style: none;
    padding: 0;
    margin-bottom: 30px
}

.foot-box ul>li {
    margin-bottom: 10px
}

.foot-box a {
    color: #fff
}

.foot-box a:hover,
.foot-box a:focus {
    color: #007a8f
}

.share-box {
    margin-bottom: 25px
}

.foot-copy {
    text-align: center;
    padding: 15px 0;
    border-top: 1px solid rgba(255, 255, 255, .1)
}

.foot-title {
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 20px;
    line-height: 1.5em;
}

.foot-ul {
    font-size: 1.65rem;
    font-weight: bold;
    line-height: 1.5em;
}

.foot-box ul.foot-ul>li {
    margin-bottom: 20px;
}

@media(min-width:992px) {

    .foot-title,
    .foot-ul {
        font-family: "SourceSansProBold";
    }
}

.share-box>a {
    font-size: 29px;
    color: #007a8f;
    display: inline-block;
    padding-right: 15px
}

.share-box>a:hover {
    color: #fff
}

.backtop {
    position: fixed;
    right: 16px;
    bottom: 100px;
    cursor: pointer;
    color: #007a8f;
    z-index: 20;
    background: 0;
    text-align: center;
    width: 50px;
    height: 50px;
    font-weight: bold;
    line-height: 50px;
    border: 2px solid #007a8f;
    border-radius: 50px;
    font-size: 22px
}

.foot-contact li {
    padding-left: 30px;
    position: relative
}

.foot-contact li:before {
    font-size: 20px;
    color: #a8c3c8;
    position: absolute;
    left: 0;
    top: 0;
    font-family: 'icomoon'
}

.foot-contact li.foot-tel:before {
    content: '\e954'
}

.foot-contact li.foot-fax:before {
    content: '\e94f'
}

.foot-contact li.foot-email:before {
    content: '\e94d'
}

.foot-contact li.foot-add:before {
    content: '\e901'
}

.index-slide .carousel-indicators {
    z-index: 60
}

.index-slide .carousel-indicators .active,
.index-slide .carousel-indicators li:hover {
    border: 1px solid #fff
}

.index-slide .carousel-indicators li {
    background: 0;
    border: 1px solid #fff;
    width: 20px;
    height: 8px;
    margin: 0 5px;
    position: relative;
    transition: all ease .3s
}

.index-slide .carousel-indicators li.active {
    background: #fff;
    width: 20px;
    height: 8px
}

.index-slide .carousel-indicators li:hover {
    background: #fff
}

.index-slide h2 {
    margin-top: 0;
    font-weight: bold;
    color: #2a3233;
    padding-top: 0;
    width: 100%;
}

.index-slide p {
    color: #2a3233;
    width: 100%;
}

.index-slide .item>a {
    display: block;
    background-repeat: no-repeat;
    background-position: center;
    height: calc(100vh - 162px)
}

@media(min-width:760px) {
    .banner-zero {
        background-image: url(../images/banner-0.jpg);
        background: -webkit-image-set(url(../images/banner-0.webp) 1x, url(../images/banner-0.webp) 2x);
        background: image-set(url(../images/banner-0.webp) 1x, url(../images/banner-0.webp) 2x);
        background-size: cover
    }

    .index-slide h2 {
        font-size: 2.6em;
        line-height: 1.3em;
        font-family: SourceSansProBold
    }

    .index-slide .banner h2,
    .index-slide .banner p {
        color: #fff
    }

    .index-slide .banner-one h2,
    .index-slide .banner-one p {
        color: #fff
    }

    .index-slide .banner {
        background-size: cover;
    }

    .index-slide .banner-more {
        text-shadow: none
    }

    .index-slide p {
        font-size: 1.1em;
        line-height: 1.6em;
        text-shadow: none
    }
}

@media(max-width:760px) {
    .banner-zero {
        background-image: url(../images/banner-0-xs.jpg);
        background: -webkit-image-set(url(../images/banner-0-xs.webp) 3x);
        background: image-set(url(../images/banner-0-xs.webp) 3x);
        background-size: cover;
    }
}

@media(min-width:760px) {
    .banner-one {
        background-image: url(../images/the-biggest-pseudouridine-manufacturer-in-the-world-banner.jpg);
        background: -webkit-image-set(url(../images/the-biggest-pseudouridine-manufacturer-in-the-world-banner.webp) 1x, url(../images/The-biggest-pseudoUridine-manufacturer-in-the-world-banner.webp) 2x);
        background: image-set(url(../images/the-biggest-pseudouridine-manufacturer-in-the-world-banner.webp) 1x, url(../images/The-biggest-pseudoUridine-manufacturer-in-the-world-banner.webp) 2x);
        background-size: cover
    }

    .banner-two {
        background-image: url(../images/microbial-fermentation-banner.jpg);
        background: -webkit-image-set(url(../images/microbial-fermentation-banner.webp) 1x, url(../images/Microbial-Fermentation-banner.webp) 2x);
        background: image-set(url(../images/microbial-fermentation-banner.webp) 1x, url(../images/Microbial-Fermentation-banner.webp) 2x);
        background-size: cover
    }

    .banner-three {
        background-image: url(../images/covid-19-banner.jpg);
        background: -webkit-image-set(url(../images/covid-19-banner.webp) 1x, url(../images/COVID-19-banner.webp) 2x);
        background: image-set(url(../images/covid-19-banner.webp) 1x, url(../images/COVID-19-banner.webp) 2x);
        background-size: cover
    }

    .banner-four {
        background-image: url(../images/banner-4.jpg);
        background: -webkit-image-set(url(../images/banner-4.webp) 1x, url(../images/banner-4.webp) 2x);
        background: image-set(url(../images/banner-4.webp) 1x, url(../images/banner-4.webp) 2x);
        background-size: cover
    }

    .banner-five {
        background-image: url(../images/banner-5.jpg);
        background: -webkit-image-set(url(../images/banner-5.webp) 1x, url(../images/banner-5.webp) 2x);
        background: image-set(url(../images/banner-5.webp) 1x, url(../images/banner-5.webp) 2x);
        background-size: cover
    }

    .banner-six {
        background-image: url(../images/2023-january-promo-boc-sciences-banner.jpg);
        background: -webkit-image-set(url(../images/2023-january-promo-boc-sciences-banner.webp) 1x, url(../images/2023-January-Promo-BOC-Sciences-banner.webp) 2x);
        background: image-set(url(../images/2023-january-promo-boc-sciences-banner.webp) 1x, url(../images/2023-January-Promo-BOC-Sciences-banner.webp) 2x);
        background-size: cover
    }

    .banner-seven {
        background-image: url(../images/webinar-naturally-occurring-sensitive-nucleic-acids-banner.jpg);
        background: -webkit-image-set(url(../images/webinar-naturally-occurring-sensitive-nucleic-acids-banner.webp) 1x, url(../images/Webinar-Naturally-Occurring-Sensitive-Nucleic-Acids-banner.webp) 2x);
        background: image-set(url(../images/webinar-naturally-occurring-sensitive-nucleic-acids-banner.webp) 1x, url(../images/Webinar-Naturally-Occurring-Sensitive-Nucleic-Acids-banner.webp) 2x);
        background-size: cover
    }
}

@media(max-width:760px) {
    .banner-one {
        background-image: url(../images/the-biggest-pseudouridine-manufacturer-in-the-world-banner-xs.jpg);
        background: -webkit-image-set(url(../images/the-biggest-pseudouridine-manufacturer-in-the-world-banner-xs.webp) 3x);
        background: image-set(url(../images/the-biggest-pseudouridine-manufacturer-in-the-world-banner-xs.webp) 3x);
        background-size: cover
    }

    .banner-two {
        background-image: url(../images/microbial-fermentation-banner-xs.jpg);
        background: -webkit-image-set(url(../images/microbial-fermentation-banner-xs.webp) 3x);
        background: image-set(url(../images/microbial-fermentation-banner-xs.webp) 3x);
        background-size: cover
    }

    .banner-three {
        background-image: url(../images/covid-19-banner-xs.jpg);
        background: -webkit-image-set(url(../images/covid-19-banner-xs.webp) 3x);
        background: image-set(url(../images/covid-19-banner-xs.webp) 3x);
        background-size: cover
    }

    .banner-four {
        background-image: url(../images/banner-4-xs.jpg);
        background: -webkit-image-set(url(../images/banner-4-xs.webp) 3x);
        background: image-set(url(../images/banner-4-xs.webp) 3x);
        background-size: cover
    }

    .banner-five {
        background-image: url(../images/banner-5-xs.jpg);
        background: -webkit-image-set(url(../images/banner-5-xs.webp) 3x);
        background: image-set(url(../images/banner-5-xs.webp) 3x);
        background-size: cover
    }

    .banner-six {
        background-image: url(../images/2023-january-promo-boc-sciences-banner-xs.jpg);
        background: -webkit-image-set(url(../images/2023-january-promo-boc-sciences-banner-xs.webp) 3x);
        background: image-set(url(../images/2023-january-promo-boc-sciences-banner-xs.webp) 3x);
        background-size: cover
    }

    .banner-seven {
        background-image: url(../images/webinar-naturally-occurring-sensitive-nucleic-acids-banner-xs.jpg);
        background: -webkit-image-set(url(../images/webinar-naturally-occurring-sensitive-nucleic-acids-banner-xs.webp) 3x);
        background: image-set(url(../images/webinar-naturally-occurring-sensitive-nucleic-acids-banner-xs.webp) 3x);
        background-size: cover
    }
}

.index-slide .banner-two h2,
.index-slide .banner-two p {
    color: #fff
}

.index-slide .item>a>.container {
    display: flex;
    align-content: center;
    height: 100%;
    flex-wrap: wrap;
}

.carousel-control.left,
.carousel-control.right {
    background: 0;
    color: #afc89e;
    width: 8%;
    z-index: 99;
    font-size: 60px
}

.carousel-fade .carousel-inner .item {
    opacity: 0;
    -webkit-transition-property: opacity;
    -moz-transition-property: opacity;
    -ms-transition-property: opacity;
    -o-transition-property: opacity;
    transition-property: opacity;
}

.carousel-fade .carousel-inner .active {
    opacity: 1;
}

.carousel-fade .carousel-inner .active.left,
.carousel-fade .carousel-inner .active.right {
    left: 0;
    opacity: 0;
}

.carousel-fade .carousel-inner .next.left,
.carousel-fade .carousel-inner .prev.right {
    opacity: 1;
}

.banner-more {
    display: inline-block;
    padding: 10px 30px;
    border: 1px solid #007a8f;
    color: #fff;
    background: #007a8f;
    border-radius: 30px;
    text-transform: uppercase;
    font-weight: bold;
    font-size: 1.3rem;
    letter-spacing: .05rem;
    transition: all ease .5s
}

.banner-more:hover,
.banner-more:focus {
    background: #fff;
    border: 1px solid #fff;
    color: #007a8f
}

@media(max-width:760px) {
    .head-search{
        padding-top: 16px;
        padding-bottom: 0px;
    }

    .index-slide h2 {
        font-size: 1.6em;
        margin-bottom: 20px;
        color:#fff
    }
}

.top-contact {
    font-size: .8em;
    line-height: 1.65em;
    margin-bottom: 10px;
    padding-top: 20px;
}

/* .top-language{
    padding-top: 30px; 
}

.top-language a{
    border-radius: 25px;
    text-align: center;
    display: inline-block;
    margin-left: 20px;
    background: #007a8f;
    color: #fff;
    padding: 2px 22px;
} */

.grecaptcha-badge {
    opacity: 0;
}

#pc_xiazai {
    margin: auto;
    position: fixed;
    left: 0;
    bottom: 0;
    width: 70%;
    line-height: 13px;
    background-color: rgba(0, 122, 143, 0.85);
    padding-top: 10px;
    z-index: 100000;
    padding-bottom: 10px;
    background-image: url(../images/erweimabg.png);
    background-position: center center;
    background-repeat: repeat-x;
}

.erweimaimg {
    text-align: center;
    font-size: 13px;
    color: #FFFFFF;
    font-weight: bold;
    padding-bottom: 10px;
}

.erweimaADTit {
    font-size: 20px;
    color: #099;
    margin-bottom: 5px;
    display: inline-block;
}

.erweimaADTitcoclor {
    color: #666666;
}

.erweimaADcontent {
    font-size: 13px;
    margin-bottom: 10px;
    display: inline-block;
}

#pc_xiazai img {
    max-width: 100%;
    margin: auto auto 5px auto;
}

.erweimaunit {
    float: left;
    width: 140px;
}

.closead {
    font-size: 60px;
    color: #ffffff;
    position: absolute;
    z-index: 100000;
    right: 20px;
    top: 15px;
    font-weight: lighter;
    cursor: pointer;
    display: inline-block;
}

.smallad {
    display: none;
    cursor: pointer;
    background-repeat: no-repeat;
    overflow: hidden;
    border-top-right-radius: 10px;
    border-bottom-right-radius: 10px;
}

.smallad .downloadbu {
    border-radius: 20px;
    text-align: center;
    display: inline-block;
    background-color: #007a8f;
    color: #ffffff;
    margin-top: 8px;
    font-weight: bold;
    padding: 2px 15px
}

.download-box {
    position: fixed;
    z-index: 100000;
    left: 10px;
    bottom: 2%;
}

.smallad img {
    display: block;
    padding-left: 10px;
}

.download-box .close-down {
    position: absolute;
    top: 2px;
    right: -10px;
    display: inline-block;
    padding: 3px;
    border-radius: 30px;
    background: rgba(0, 0, 0, .8);
    color: #fff;
    cursor: pointer;
    opacity: 0;
    font-size: .6em;
    width: 18px;
    height: 18px;
    text-align: center;
}

.download-box:hover .close-down {
    opacity: 1;
}

.topad_pic {
    background-color: #f1f1f1;
    padding: 15px 0;
    transition: all ease .4s
}

.top-read {
    display: inline-block;
    padding: 5px 15px;
    background: #007a8f;
    color: #fff;
    border-radius: 30px;
    font-size: .8em;
    line-height: 1.45em;
    border: 1px solid #007a8f;
    transition: all ease .4s
}

.topad_pic a {
    color: #007a8f;
    line-height: 1.4em;
}

@media(min-width: 992px) {
    .topad_pic a {
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .topad_pic:hover,
    .topad_pic:focus {
        background: #eee
    }

    .topad_pic:hover .top-read {
        color: #007a8f;
        background: none;
    }

    .top-pic {
        min-width: 460px !important;
        display: flex
    }
}

@media(max-width: 992px) {
    .topad_pic .top-text {
        margin: 15px 0;
    }
}

.topad_pic .ad_close {
    position: absolute;
    width: 50px;
    height: 70px;
    top: 20px;
    right: 20px;
    color: #666 !important;
    z-index: 10000;
    text-align: center;
}

.topad_pic .ad_close:hover {
    color: #007a8f !important;
    cursor: pointer;
}

.top-learn {
    min-width: 130px !important;
    display: flex;
    justify-content: center
}