.classification {
    padding: 30px 15px 0;
}

.classification a {
    display: inline-block;
    width: 96px;
    height: 36px;
    border-radius: 4px;
    border: 1px solid #EEEEEE;
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #333333;
    line-height: 36px;
    text-align: center;
    margin-right: 14px;
}

.classification .active-class,
.classification a:hover {
    background: #00D0D0;
    color: #FFFFFF;
    border-color: transparent;
}

.article-list .media .media-left a {
    width: 220px;
}

.embed-responsive-4by3 {
    padding-bottom: 73%;
}

.article-list .media .media-left {
    border-radius: 10px;
}

.article-list .article-item {
    position: relative;
    padding: 24px 0;
    border-bottom: 1px solid #eeeeee;
}

.article-list .article-title {
    margin: 10px 0 18px;
}

.article-list .media .media-body {
    padding-left: 40px;
}

.article-list .article-title a {
    font-size: 16px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #333333;
    line-height: 22px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    overflow: hidden;
}

.article-list .article-title a:hover,
.article-list .article-title a:focus,
.article-list .article-title a:active {
    color: #00D0D0;
}

.article-list .article-intro {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #999999;
    line-height: 24px;
}

.article-list .media-body .article-tag {
    bottom: 10px;
}

.article-list .media-body .article-tag span {
    margin: 0;
    font-size: 12px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #999999;
    line-height: 17px;
}

.pager li>a,
.pager li>span {
    width: 40px;
    height: 40px;
    background: #FFFFFF;
    border-radius: 3px;
    border: 1px solid #EEEEEE;
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #999999;
    line-height: 20px;
    padding: 0.7em 0.93em;
}

.pagination>.active>a,
.pagination>.active>span,
.pagination>.active>a:hover,
.pagination>.active>span:hover,
.pagination>.active>a:focus,
.pagination>.active>span:focus,
.pager li>a:hover,
.pager li>a:focus {
    background: #00BFBF;
    border-radius: 3px;
    color: #FFFFFF;
    border: none;
}

.panel:last-child {
    margin-bottom: 60px;
}

.article-item::after {
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    border-bottom: 2px solid #00BFBF;
    bottom: -1px;
    content: " ";
    display: block;
    position: absolute;
    -webkit-transition: all 280ms ease-in-out;
    transition: all 280ms ease-in-out;
    width: 0;
}

.article-item:hover:after {
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    border-color: #00BFBF;
    -webkit-transition: width 1200ms ease-in-out;
    transition: width 1200ms ease-in-out;
    width: 100%;
}


.panel-default>.panel-body {
    padding: 20px 0 15px;
}

.panel-default>.panel-heading {
    padding: 10px 0 14px;
    border-bottom: 3px solid #00BFBF;
}

.panel-default:first-child .panel-heading {
    padding-top: 60px;
}

.panel-default:first-child .panel-body {
    padding-top: 0;
}

.panel .panel-title {
    font-size: 16px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #333333;
    line-height: 22px;
}

.panel .panel-title::before {
    content: '';
    display: inline-block;
    width: 3px;
    height: 13px;
    background: #00BFBF;
    margin-right: 10px;
}

.panel .panel-body .list-unstyled {
    margin-bottom: 0;
}

.panel .panel-body .list-unstyled li {
    margin-bottom: 20px;
}

.panel .panel-body .list-unstyled li:last-child {
    margin-bottom: 0;
}

.panel .panel-body .list-unstyled li>a {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #333333;
    line-height: 24px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    margin-bottom: 8px;
}

.panel .panel-body .list-unstyled li>p {
    font-size: 12px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #999999;
    line-height: 17px;
    margin: 0;
}

.contact_txt {
    font-size: 14px;
    font-family: PingFangSC-Semibold, PingFang SC;
    color: #666666;
    line-height: 24px;
}

.video-box {
    display: inline-block;
    border-radius: 10px;
    overflow: hidden;
}

.panel-default .vjs-poster {
    background-color: #FFFFFF;
}

.myVideo-dimensions {
    width: 280px;
    height: 172px;
}

.video-js .vjs-big-play-button {
    width: 40px;
    height: 40px;
    border-radius: 20px;
    border: 2px solid #FFFFFF;
    background-color: transparent;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}

.video-js .vjs-big-play-button .vjs-icon-placeholder:before {
    top: -3px;
}

@media (max-width: 1199px) {
    .myVideo-dimensions {
        width: 263px;
        height: 162px;
    }
}

@media (max-width: 991px) {
    .article-list .article-item {
        padding: 20px 0;
    }

    .article-list .media .media-body {
        padding-left: 30px;
    }

    .article-list .media .media-left a {
        width: 160px;
    }

    .article-list .article-title {
        margin: 5px 0;
    }

    .article-list .article-title a {
        font-size: 14px;
        line-height: 20px;
    }

    .article-list .article-intro {
        font-size: 12px;
        line-height: 22px;
    }

    .article-list .media-body .article-tag {
        bottom: 0;
    }

    .contact_txt {
        font-size: 13px;
    }

    .myVideo-dimensions {
        width: 190px;
        height: 116px;
    }
}

@media (max-width: 767px) {
    .classification {
        padding: 0;
    }

    .article-list .media .media-left a {
        width: 130px;
    }

    .article-list .media .media-body {
        padding-left: 20px;
    }

    .panel-default:first-child .panel-heading {
        padding-top: 10px;
    }

    .panel:last-child {
        margin-bottom: 17px;
    }

    .contact_txt {
        font-size: 14px;
    }

    .classification {
        padding-right: 0;
        display: flex;
        justify-content: space-between;
    }

    .classification a {
        width: 104px;
        height: 36px;
        margin: 0;
    }
}