.index_banner {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.index_banner .swiper-btn {
    position: absolute;
    box-sizing: border-box;
    left: 50%;
    transform: translateX(-50%);
    bottom: 99px;
    height: 10px;
    z-index: 15;
    text-align: right;
}

.index_banner .prev-btn,
/*.index_banner .next-btn {
    position: absolute;
    left: 60px;
    top: 50%;
    z-index: 10;
    width: 79px;
    height: 157px;
    margin-top: -80px;
    cursor: pointer;
    background: url(/static/index/internal/img/btn.png) 0 0 no-repeat;
}*/

.index_banner .next-btn {
    left: auto;
    right: 60px;
    background-position: -80px 0;
}

.index_banner .txtBox {
    display: none;
    position: absolute;
    top: 170px;
    left: 0;
    width: 100%;
    text-align: center;
    z-index: 2;
}

.top_right {
    position: absolute;
    right: 75px;
    top: 56px;
    z-index: 10;
    font-size: 14px;
    color: #fff;
}

.top_right a {
    color: #fff;
    float: left;
    margin: 0 15px;
    padding-bottom: 1px;
}

.top_right span {
    float: left;
}

.top_right .sion {
    color: #ccc;
    font-size: 12px;
    position: relative;
}

.top_right .current {
    border-bottom: 1px solid #fff;
}

.down-angle {
    position: absolute;
    bottom: 50px;
    width: 100%;
    text-align: center;
    z-index: 10;
    animation: d1move 1.2s infinite;
    -moz-animation: d1move 1.2s infinite;
    /* Firefox */
    -webkit-animation: d1move 1.2s infinite;
    /* Safari and Chrome */
    -o-animation: d1move 1.2s infinite;
    /* Opera */
}

.down-angle i {
    width: 89px;
    height: 45px;
    background-position: 0 -20px;
}

.index_title {
    text-align: center;
    line-height: 1;
    padding-top: 100px;
}

.index_title .d1 {
    font-size: 36px;
    font-weight: 700;
}

.index_title .d2 {
    font-size: 16px;
    padding-top: 25px;
    letter-spacing: 8px;
    padding-left: 8px;
}

.ubb {
    padding-top: 38px;
    padding-bottom: 110px;
}

.index_box1 {
    padding-bottom: 120px;
}
.student_box{
    padding: 0 0 50px;
    background-color: #f5f5f5;
}
.student_more{
    display: block;
    margin: 50px auto 0;
    width: 228px;
    line-height: 48px;
    border:1px solid #ccc;
    font-size: 18px;
    text-align: center;
    color: #666;
}

@keyframes d1move {
    0% {
        bottom: 40px;
        opacity: 1;
    }
    100% {
        bottom: 30px;
        opacity: 0;
    }
}

@-moz-keyframes d1move
/* Firefox */

{
    0% {
        bottom: 40px;
        opacity: 1;
    }
    100% {
        bottom: 30px;
        opacity: 0;
    }
}

@-webkit-keyframes d1move
/* Safari and Chrome */

{
    0% {
        bottom: 40px;
        opacity: 1;
    }
    100% {
        bottom: 30px;
        opacity: 0;
    }
}

@-o-keyframes d1move
/* Opera */

{
    0% {
        bottom: 40px;
        opacity: 1;
    }
    100% {
        bottom: 30px;
        opacity: 0;
    }
}


/* d1movement end */

.video_about {
    position: relative;
    display: block;
    margin-top: 50px;
}

.video_about .video-js-box {
    width: 1000px;
    height: 560px;
}

@media screen and (max-width: 1280px) {}