.banner_nextpage{margin: 0 auto 0;width:100%;position: relative;z-index: 1;}
.banner_nextpage .video_son{
    /* width:96%; */
    margin:0 auto;
}
.banner_nextpage .lunbo{
    position: relative;
}
.banner_nextpage .lunbo .swiper-container{width:100%;}
.banner_nextpage div.bg {height: 23em;background-size: contain;background-position: center;background-repeat: no-repeat;}
.banner_nextpage .item{
    width:100%;
    height:100%;
    position: relative;
}


.banner_link{
    display: block;
    width: 9em;
    height: 3em;
    line-height: 3em;
    border: 2px solid white;
    border-radius: 1.4em;
    text-align: center;
    position: absolute;
    bottom: 14.8148148148148%;
    left:50%;
    margin-left: -4em;
    color:white;
    font-size: 1.1em;
}
.banner_link:hover{
    background-color: #7561a8;
}
.banner .swiper-container-horizontal>.swiper-pagination-bullets, .swiper-pagination-custom, .swiper-pagination-fraction{bottom:0px;}
.banner .swiper-container-horizontal>.swiper-pagination-bullets .swiper-pagination-bullet {
    width: 5.4em;
    height: .2em;
    border-radius: 0;
    margin-bottom: 2em;
}
.section,.section2,.section3{
    padding-top: 3em;
    margin:0 auto;
    width:100%;
}

.main .section div.item{
        width: 48%;
        background-color: #f5f6f7;
        padding: 0.5em;
        -webkit-flex: 0 0 48%;
        -ms-flex: 0 0 48%;
        flex: 0 0 48%;
        margin-bottom: 2em;
        position: relative;
        padding-bottom: 2em;
}
.main .section div.item h2.title{padding:.5em 0;}

.main .section div.item .v16_9_inner{
    background-position:center;
    background-size: contain;
    background-repeat:no-repeat;
    background-color: #ffffff;
}
.main .section div.item .brief{
    font-size:.9em;
    padding-bottom: .5em;
}

.main .section div.item .ft{
    position:absolute;
    width: 96%;
    color: #7561a8;
    left: 0.5em;
    bottom: 0.1em;
    border-top: 1px solid #e6e6e6;
}
.main .section div.item .ft a.link{
    color: #7561a8;
}
.section3{
    background-color: #eeeeee;
}

.section .content{
    text-align: center;
    padding: 1em 0;
    font-size: .9em;
}
.section .common_a{display: inline-block;height: 2.5em;line-height: 2.5em;border: 1px solid black;border-radius: 3em;text-align: center;margin: 1em auto 0;padding: 0 1em;color: #000;background-color: white;}
.section .common_a:hover{color:#fff;background-color: #7561a8;}
.section .video_son{
    width:60em;
    margin: 2em auto 0em;
}
.section .lunbo{
    width: 100%;
    margin: 0 auto;
}
.section .lunbo .section-content{
    position: relative;
}
.section #guest div.bg{height: 11em;background-size: cover;background-repeat: no-repeat;}

.section .play-btn {
    cursor: pointer;
    width: 3em;
    height: 3em;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -1.5em;
    margin-left: -1.5em;
    background-size: contain;
    background-image: url('data:image/svg+xml;base64,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');
}
.section .swiper-button-prev.swiper-button-black, .swiper-container-rtl .swiper-button-next.swiper-button-black{
    /* background-image: url("../images/swiperbutton_06.jpg")!important; */
    /* background-size: cover; */
    left: -3em;
    width: 2.5em;
    height: 3.5em;
}
.section .swiper-button-next.swiper-button-black, .swiper-container-rtl .swiper-button-prev.swiper-button-black{
    /* background-image: url("../images/swiperbutton_03.jpg")!important; */
    /* background-size: cover; */
    right: -3em;
    width: 2.5em;
    height: 3.5em;
}
.section2 .pro_list,.section3 .pro_list{
    width: 60em;
    margin: 0 auto;
}
.download_gb{width:100%;/* background-color: #eeeeee; */padding-top: 3em;padding-bottom: 3em;margin-bottom: 5em;}


.ellipsis_two {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.main{margin-top: 2em;}
.main .left{
    width: 28em;
    height: 28em;
    background-color: #e4e4e4;
}
.main .lunbo{margin-top: 6em;position: relative;}
.lunbo .section-content{/* margin-bottom: 5em; */}
.lunbo .swiper-wrapper{
    height:auto;
}

.lunbo .swiper-slide .img .bg{
    background-position:center;
    background-size: 100%;
    background-repeat: no-repeat;
}
.lunbo .swiper-pagination{bottom: 0;width: 100%;left: 0;}
.lunbo .swiper-pagination-bullets .swiper-pagination-bullet{
    margin: 0 .2em;
    width: 0.6em;
    height: 0.6em;
}

.lunbo .swiper-pagination-bullets .swiper-pagination-bullet-active{
    background: #7561a8;
}

.main .right{
    width: 30em;
    height: 28em;
}
.main .right .content{
    height: 23em;
    overflow-y: auto;
}
.main .right .title_wrapper{
    position:relative;
    height: 5em;
}
.main .right .title{
    position: absolute;
    width: 100%;
    top: 50%;
    left: 0;
    transform: translate(0%, -50%);
    color: #000;
    padding: 0 1em;
    max-height: 3em;
}

.img .play-btn {
    cursor: pointer;
    width: 3em;
    height: 3em;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -1.5em;
    margin-left: -1.5em;
    background-size: contain;
    background-image: url('data:image/svg+xml;base64,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');
}