.container-body {
    margin-top: 20px;
    padding-bottom: 80px;
}
.course-item-grid-v2 {
    margin-left: -12px;
    margin-right: -12px;
    margin-top: -24px
}

    .course-item-grid-v2 [class*=col-] {
        padding-left: 12px;
        padding-right: 12px
    }

    .course-item-grid-v2 .item {
        display: block;
        margin-top: 24px;
        background-color: #fff;
        box-shadow: 0 4px 20px 0 rgba(238,242,245,.8);
        border-radius: 16px;
        position: relative
    }

        .course-item-grid-v2 .item .is-top-label {
            width: 48px;
            height: 20px;
            border-radius: 10px 2px 10px 2px;
            background-size: 100% 100%;
            background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGAAAAAoCAMAAAA2TQ8LAAABWVBMVEX/fw3/////bzr/cDf/cTT/cjH/ehb/fRD/dCv/iQn/6t7/ggr/dSf/qzX/yWr/wl//vlj/cy7/lxf/kxH/kQ7/eRr/diP/jgv/hgn/hAn/zKz/niH/mx3/fBP/dx//oSb/rjz/s0X/eB3/u1L/xmf/xWT/uE7/tkn/sUD/bzz/bzv/mRr/lRT/iwn/6d7/6OD/qDL/py//x7D/pS3/pCr/hzP/q4f/tH//soD/+O3/+PX/t4D/8+L/28f/ya7/zqz/gzv/49L/37T/tn//wnH/tFD/6Mn/2KP/kE//kC7//Pj/8er/4r3/0rn/26r/wKD/05n/mGb/u2H/qTn/jS7/7dT/z73/z6z/vWX/gUH/hTb/ky7/oSr/8un/4NT/1rn/tpX/0ZP/x33/qUX/gj7/gzz/gzn/5ML/vaX/x5//zor/yoX/pHP/7N7/yoP/snD/nF7/t1v/lS5zytgkAAACX0lEQVRIx+3WWVPaUBQHcA776g5CQATs3kpQSyCREPZV9rVgLbt16fr9H3ozMYSMzvRWfOg4/B/ymN/cc05yrmJt7cXL9fWNjYNXr71vPBZL4Ojk4/6+0+lyvd/a+rC9vbOzu3t4aECx2+0Oh8OEokDR6XR7e1oUq9Xnc7ttNpvZbNbr9ZubGo1GrVarVCqlUvnu7QpYASsAD/hiXIzf7y/xQCUqpEIdS/n6KMAIHEfEgUCBOP/w84AfhJBRkEI+EugbDATk7fY8ECZTUwB0wWAQ/L2e1TqbxabHQH1C0T/hCVAPECD2AAHL94ABsQdyoIKKXwShBX8HPN5UOUJnbsbn96aIMYpTJAdIqQUYQLo+zBQgUu5674AfRjHACCdAuZUDlBASB7jOthgAiCSGd8C40+E4DpWeRQ0Qk5MDMXeOmpjNWECCfz8vXEol+n2aTCZDV1AKhULhcLh5r0Qxvsm4QCZCF4CmW2cScAqyhJcCrqvlDF1oJao3iwDX7/fzKM1mk1gSSB+kshH6bJQeLwJxYp74kkDgKD2M0In6uWsR+Gycp7g8UEVAVw5w0t/04RK14RYXaNT5EqUCzn86AQmTpQAWjamQMPsQUIMLGy7g6ZbpQibVwAd8MzcL1ITNmfX4wKiBXyKfr40OMACmhgfUs99QiRCA22TqAsipzUYxzAAHsKS/Jy6rv07EKbrqdFj5d8ASREWhy0WjJQT0KiRAe8rv5BoDFAYQ8Kaq2VF6PqayjSz+TUsK3U8AYAbaXhHYmrD0kdB+ylsFWplalFxOulVQ/+m1ZQWsgOcO/AH3CGimCYN47AAAAABJRU5ErkJggg==)
        }

        .course-item-grid-v2 .item .is-top-label, .course-item-grid-v2 .item .label-v2 {
            position: absolute;
            top: 8px;
            left: -4px;
            z-index: 2
        }

        .course-item-grid-v2 .item .img {
            position: relative;
            border-top-left-radius: 16px;
            border-top-right-radius: 16px;
            width: 100%;
            height: 0;
            padding-bottom: 56.0283687943%;
            overflow: hidden
        }

            .course-item-grid-v2 .item .img > img {
                position: absolute;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                -o-object-fit: cover;
                object-fit: cover
            }

        .course-item-grid-v2 .item .info {
            position: relative;
            padding: 20px 16px
        }

            .course-item-grid-v2 .item .info .title {
                line-height: 150%;
                font-size: 16px;
                color: #1f2329
            }

            .course-item-grid-v2 .item .info .title__two-row {
                height: 48px
            }

            .course-item-grid-v2 .item .info .attr {
                margin-top: 20px
            }

            .course-item-grid-v2 .item .info .attr__item {
                display: flex;
                align-items: center;
                line-height: 1;
                font-size: 12px
            }

                .course-item-grid-v2 .item .info .attr__item + .attr__item {
                    margin-left: 20px
                }

                .course-item-grid-v2 .item .info .attr__item .advisory {
                    background: #eef4fe;
                    border-radius: 14px;
                    color: #0f6af3;
                    padding: 7px 16px;
                    font-size: 14px
                }

@media (max-width: 500px) {
    .course-item-grid-v2 .item .info .attr__item .advisory {
        padding: 6px;
        font-size: 12px
    }
}

.course-item-grid-v2 .item .info .attr__item .iconfont {
    font-size: 1em;
    margin-right: 6px
}

.course-item-grid-v2 .item .info .attr__item .divider {
    color: #ccc;
    padding-left: 6px;
    padding-right: 6px
}

.course-item-grid-v2 .item .info .attr__item.price {
    color: #f53945;
    align-items: flex-end;
    font-weight: 700
}

.course-item-grid-v2 .item .info .attr__item .price-symbol {
    font-size: 14px;
    margin-right: 3px;
    margin-bottom: 1px
}

.course-item-grid-v2 .item .info .attr__item .price-num {
    font-size: 24px;
    font-family: barlow-bold
}

.course-item-grid-v2 .item:hover .info .title {
    color: #0f6af3
}

@media (max-width: 540px),(max-width:1199px) and (min-width:768px) {
    .course-item-grid-v2 .item .info {
        padding: 16px 12.8px
    }

        .course-item-grid-v2 .item .info .title {
            font-size: 14px
        }

        .course-item-grid-v2 .item .info .title__two-row {
            height: 42px
        }

        .course-item-grid-v2 .item .info .attr {
            margin-top: 16px
        }

        .course-item-grid-v2 .item .info .attr__item + .attr__item {
            margin-left: 16px
        }

        .course-item-grid-v2 .item .info .attr__item .price-num {
            font-size: 20px
        }
}

@media (max-width: 767px) {
    .course-item-grid-v2 {
        margin-left: -8px;
        margin-right: -8px;
        margin-top: -16px
    }

        .course-item-grid-v2 [class*=col-] {
            padding-left: 8px;
            padding-right: 8px
        }

        .course-item-grid-v2 .item {
            margin-top: 16px
        }
}

@media (max-width: 480px) {
    .course-item-grid-v2 .item .info {
        padding: 12px 9.6px
    }

        .course-item-grid-v2 .item .info .title {
            font-size: 13px
        }

        .course-item-grid-v2 .item .info .title__two-row {
            height: 39px
        }

        .course-item-grid-v2 .item .info .attr {
            margin-top: 12px;
            font-size: 11px
        }

        .course-item-grid-v2 .item .info .attr__item + .attr__item {
            margin-left: 12px
        }

        .course-item-grid-v2 .item .info .attr__item .price-symbol {
            font-size: 12px;
            margin-right: 1px
        }

        .course-item-grid-v2 .item .info .attr__item .price-num {
            font-size: 16px
        }
}

.new-course-item-nav .nav-wrapper + .nav-wrapper {
    border-top: none;
    margin-top: 0
}

.course-item-nav .first-nav {
    width: 100%;
    display: flex;
    align-items: baseline;
    margin-bottom: 14px
}

    .course-item-nav .first-nav .classification {
        margin-right: 10px;
        width: 60px;
        flex-shrink: 0
    }

    .course-item-nav .first-nav .full-line {
        color: #1f2329
    }

        .course-item-nav .first-nav .full-line .item-sort {
            display: inline-block;
            padding: 6px 10px;
            margin-left: 10px;
            margin-right: 10px;
            margin-top: 6px
        }

@media (max-width: 500px) {
    .course-item-nav .first-nav .full-line .item-sort {
        margin-left: 0;
        margin-right: 0
    }
}

.course-item-nav .first-nav .full-line .active1 {
    font-size: 14px;
    color: #0f6af3;
    padding: 6px 10px;
    line-height: 16px;
    background: #eef4fe;
    border-radius: 4px
}

.course-item-nav .first-nav .full-line .sort-toggle {
    margin-left: -2px;
    height: 15px
}

    .course-item-nav .first-nav .full-line .sort-toggle .dowm, .course-item-nav .first-nav .full-line .sort-toggle .up {
        height: 6px
    }

        .course-item-nav .first-nav .full-line .sort-toggle .down:before, .course-item-nav .first-nav .full-line .sort-toggle .up:before {
            color: #dcdfe6;
            transform: scale(.7)
        }

        .course-item-nav .first-nav .full-line .sort-toggle .down.active:before, .course-item-nav .first-nav .full-line .sort-toggle .up.active:before {
            color: #0f6af3;
            transform: scale(.7)
        }

.course-item-nav .second-nav {
    width: 100%;
    display: flex;
    align-items: baseline;
    margin-bottom: 14px
}

    .course-item-nav .second-nav .classification {
        margin-right: 10px;
        width: 60px;
        flex-shrink: 0
    }

    .course-item-nav .second-nav .full-line {
        color: #1f2329;
        background: #f7f8fa;
        width: 100%;
        padding-bottom: 6px;
        border-radius: 8px
    }

        .course-item-nav .second-nav .full-line .item-sort {
            display: inline-block;
            padding: 6px 8px;
            margin-left: 10px;
            margin-right: 10px;
            margin-top: 6px
        }

@media (max-width: 500px) {
    .course-item-nav .second-nav .full-line .item-sort {
        margin-left: 0;
        margin-right: 0
    }
}

.course-item-nav .second-nav .full-line .active1 {
    font-size: 14px;
    color: #0f6af3;
    line-height: 24px
}

.course-item-nav .third-nav {
    width: 100%;
    display: flex;
    align-items: baseline;
    margin-bottom: 14px
}

    .course-item-nav .third-nav .classification {
        margin-right: 10px;
        width: 60px;
        flex-shrink: 0
    }

    .course-item-nav .third-nav .full-line {
        color: #1f2329
    }

        .course-item-nav .third-nav .full-line .item-sort {
            display: inline-block;
            padding: 6px 8px;
            margin-left: 10px;
            margin-right: 10px;
            margin-top: 6px
        }

@media (max-width: 500px) {
    .course-item-nav .third-nav .full-line .item-sort {
        margin-left: 0;
        margin-right: 0
    }
}

.course-item-nav .third-nav .full-line .active1 {
    font-size: 14px;
    color: #0f6af3;
    line-height: 24px
}

.course-item-nav .fourthly-nav {
    margin-bottom: 24px;
    background: #f7f8fa;
    border-radius: 8px;
    padding-bottom: 6px
}

    .course-item-nav .fourthly-nav .item-sort {
        display: inline-block;
        padding: 6px 8px;
        margin-left: 10px;
        margin-right: 10px;
        margin-top: 6px
    }

@media (max-width: 500px) {
    .course-item-nav .fourthly-nav .item-sort {
        margin-left: 0;
        margin-right: 0
    }
}

.course-item-nav .fourthly-nav .active1 {
    font-size: 14px;
    color: #0f6af3;
    line-height: 24px
}

{
    background-color: #fff
}

   .empty-wrapper {
        background-color: transparent !important
    }

   .page-banner {
        background: #ebebeb;
        border-radius: 16px;
        overflow: hidden;
        height: 0;
        padding-bottom: 26.6666666667%;
        position: relative
    }

       .page-banner .banner-content {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%
        }

   .page-body {
        margin-top: 64px
    }

   .page-body-title {
        line-height: 1;
        padding-bottom: 40px
    }

       .page-body-title.flex-left-center {
            justify-content: space-between
        }

       .page-body-title .title__icon {
            width: 36px;
            height: 36px
        }

           .page-body-title .title__icon img {
                width: 100%
            }

       .page-body-title .title__text {
            margin-left: 12px;
            font-weight: 600;
            font-size: 32px;
            color: #1f2329
        }

       .page-body-title .left-content {
            display: inline-flex
        }

       .page-body-title .right .more {
            color: #9399a5;
            font-size: 16px
        }

           .page-body-title .right .more:hover {
                color: #0f6af3
            }

           .page-body-title .right .more .iconfont {
                transform: scale(.6);
                transform-origin: center right;
                display: inline-block
            }

@media (max-width: 640px) {
   .page-body {
        margin-top: 38.4px
    }

   .page-body-title {
        padding-bottom: 24px
    }

       .page-body-title .title__icon {
            width: 21.6px;
            height: 21.6px
        }

       .page-body-title .title__text {
            margin-left: 7.2px;
            font-size: 19.2px
        }

       .page-body-title .right .more {
            font-size: 14px
        }

           .page-body-title .right .more .iconfont {
                transform: scale(.6);
                transform-origin: center right;
                display: inline-block
            }
}

.page-body-content .online-course {
    margin-bottom: 20px;
    position: relative;
    font-weight: 700;
    font-size: 28px;
    color: #1f2329
}

   .page-body-content .online-course .right {
        margin-top: -4px
    }

       .page-body-content .online-course .right .more {
            color: #9399a5;
            font-size: 16px;
            font-weight: 400
        }

           .page-body-content .online-course .right .more:hover {
                color: #0f6af3
            }

           .page-body-content .online-course .right .more .iconfont {
                transform: scale(.6);
                transform-origin: center right;
                display: inline-block
            }

   .page-body-content .online-course:after {
        position: absolute;
        left: 0;
        bottom: 2px;
        width: 141px;
        height: 12px;
        background: linear-gradient(90deg,rgba(15,106,243,0),rgba(15,106,243,.6) 20%,rgba(15,106,243,.39) 80%,rgba(15,106,243,.02));
        border-radius: 4px;
        opacity: .5;
        content: ""
    }

.page-body-content .modification .stime {
    margin-top: 6px;
    color: #9399a5;
    font-size: 12px
}

@media (max-width: 500px) {
   .page-body-content .modification .stime .time-show {
        display: none
    }
}

.page-body-content .modification .advisory {
    background: #eef4fe;
    border-radius: 14px;
    color: #0f6af3;
    padding: 7px 16px;
    font-size: 14px
}

@media (max-width: 500px) {
   .page-body-content .modification .advisory {
        padding: 6px;
        font-size: 12px
    }
}

@media (max-width: 640px) {
   .page-body-content .item .info .attr {
        flex-direction: column;
        align-items: flex-start
    }

   .page-body-content .item .info .attr__item + .attr__item {
        margin-left: 0;
        margin-top: 10px
    }
}

@media (max-width: 480px) {
   .page-body-content .item .info .attr__item span {
        display: none
    }
}

.container-body-openClass {
    background: linear-gradient(180deg,rgba(255,213,145,.4),hsla(0,0%,100%,0) 30%)
}

    .container-body-openClass .openClass {
        padding-top: 50px
    }

        .container-body-openClass .openClass .page-body-title {
            padding-bottom: 20px
        }

    .container-body-openClass .page-body, .exclusive {
        margin-top: 40px
    }

.exclusive {
    margin-bottom: 30px;
    font-weight: 700;
    font-size: 24px;
    position: relative;
    color: #9399a5
}

    .exclusive.active {
        color: #1f2329
    }

        .exclusive.active:before {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 0;
            transform: translateX(-50%);
            width: 24px;
            height: 4px;
            background: #0f6af3;
            border-radius: 2px;
            margin-bottom: -16px
        }

.live-course-list.modification .stime {
    margin-top: 6px;
    color: #9399a5;
    font-size: 12px
}

@media (max-width: 500px) {
    .live-course-list.modification .stime .time-show {
        display: none
    }
}

.live-course-list.modification .advisory {
    background: #eef4fe;
    border-radius: 14px;
    color: #0f6af3;
    padding: 7px 16px;
    font-size: 14px
}

@media (max-width: 500px) {
    .live-course-list.modification .advisory {
        padding: 6px;
        font-size: 12px
    }
}
.pull-right {
    float: right !important;
}
.label-v2__green {
    background: linear-gradient(90deg, #62dea7, #2cc783);
}
.label-v2__orange {
    background: linear-gradient(270deg, #ff9844, #ff6e3c);
}
.label-v2 {
    height: 20px;
    padding-left: 8px;
    padding-right: 8px;
    line-height: 20px;
    color: #fff;
    font-size: 12px;
    border-radius: 10px 2px 10px 2px;
}