.mw1470{
    min-width: 1470px;
}
.w1470{
    width: 1470px;
}
.pt200{
    padding-top: 200px;
}
.bgp-c{
    background-position: center top;
}
.fg{
    position: relative;
    width: 700px;
    height: 175px;
    border-radius: 5px;
    box-shadow: 0 0 15px 8px #e3eaf9;
    padding: 40px 35px;
    text-align: left;
    box-sizing: border-box;
    margin: 20px auto;
    font-size: 14px;
    line-height: 24px;
    vertical-align: middle;
}
.fg.w220{
    width: 220px;
    height: 220px;
}
.fg.w470{
    width: 470px;
    height: 200px;
    margin: 8px 8px;
}
.fg.w350{
    width: 350px;
    height: 240px;
    margin: 10px 5px;
    padding-top: 60px;
}
.fg .title{
    display: block;
    font-size: 20px;
    font-weight: bold;
}
.fg .title:after{
    display: block;
    content: "";
    width: 30px;
    height: 5px;
    background: #2f62f3;
    margin: 20px 0;
}


.s-course{background-repeat: no-repeat;}
.s-course .course-menu{
    width:200px;
    float: left;
    margin-left: 60px;
}
.s-course .course-menu .btn{width: 200px;height: 42px;border: dashed 1px #d6d7d8;background: #fff;box-sizing: border-box;margin-top: 20px;line-height: 40px;border-radius: 3px;}
.s-course .course-menu .btn.active{border: solid 1px #0d63ff;background: #0d63ff;color: #fff;}
.s-course .course-content{
    width: 1100px;
    float: right;
    margin-right: 60px;
    border-radius: 5px;
    overflow: hidden;
    box-shadow: 0 0 0 10px #f2f4fa;
    padding-bottom: 30px;
}
.s-course .course-content .title{width: 100%;line-height: 75px;background: #0d63ff;color: #fff;text-indent: 90px;font-size: 20px;}
.s-course .course-content .title1{width:165px;height:42px;line-height:38px;margin-left: 60px;border:2px dashed #d1d1d3;text-align: center;box-sizing: border-box;}
.s-course .course-content .title2{height: 22px;border:1px dashed #6ea1ff;color: #6ea1ff;font-size: 12px;display: inline-block;padding: 0 33px;box-sizing: border-box;}
.s-course .course-content .w800{width: 800px;margin-right: 60px;}
.s-course .course-content .blue-point{color: #0d63ff;margin: 0 12px 0 4px;font-weight: bold;}

.swiper-20 .swiper-button-prev{
    top:200px;
    left: -25px;
}
.swiper-20 .swiper-button-next{
    top:200px;
    right: -25px;
}
.fg_20{
    width: 675px;
    height: 1100px;
    font-size: 20px;
    line-height: 43px;
    word-break: break-all;
    margin: 0 30px;
}
.fg_20 img{
    width: 675px;
    height: 387px;
}
.fg_20 .c-blue{
    color: #0050ff;
}

.q-a{
    padding: 50px 86px 100px 150px;
}
.q-a .q{
    position: relative;
    font-size: 24px;
    font-weight: bold;
    padding: 13px 0 48px;
}
.q-a .a{
    position: relative;
    font-size: 18px;
    padding: 13px 0 48px;
    line-height: 40px;
}
.q-a .q:after, .q-a .a:after{
    content: '';
    display: block;
    position: absolute;
    left:-90px;
    top: 0;
    width: 70px;
    height: 64px;
    background: url("../images/icon-q.jpg");
}
.q-a .a:after{
    background: url("../images/icon-a.jpg");
}

.swiper-pagination{
    position: relative;
    margin-top: 50px;
}
.swiper-pagination .swiper-pagination-bullet{
    width: 46px;
    height: 5px;
    border-radius: 0;
}


/* 弹出视频 */
.pop-video-box{
    position: fixed;
    z-index: 100;
    background: rgba(0,0,0,0.8);
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    z-index: 100;
    display: none;
}
.pop-video-box .video-close-btn{
    position: absolute;
    right:0;
    top:0;
    width: 75px;
    height: 75px;
    line-height: 75px;
    color: #fff;
    text-align: center;
}
.pop-video-box .video-close-btn:after{
    content: '×';
    font-size: 28px;
}
.pop-video-box .pop-video{
    position: absolute;
    width: 80%;
    height: 80%;
    left: 50%;
    top: 50%;
    margin-left: -40%;
    transform: translateY(-50%);
}
.pop-video-box .pop-video .vjs-big-play-button {
    width: 48px;
    height: 48px;
    line-height: 48px;
    border-radius: 24px;
    left: 50%;
    top: 50%;
    margin: -24px 0 0 -24px;
}