/* 大屏幕 */
@media screen and (min-width:1200px){
    
}
/* 中等屏幕 */
@media (min-width:992px) and (max-width: 1199px){
    .w1200{width: 100% !important;}
    .w1170{width: 90% !important;}
    .w117{width: 100% !important;}
    .new-class ul li img{height: 17vw;}
    .select{font-size: 1rem;}
    .center .newslist .textbox {
        width: 80%;
    }
    .center .header {
        width: 100%;
        padding: 0;
        background: none;
        background-size: contain;
    }
    body .slideBox {
        height: 40vw;
    }
}
/* 小屏  平板*/
@media (min-width:768px) and (max-width: 991px){
    .w1200{width: 100% !important;}
    .w1170{width: 90% !important;}
    .w117{width: 100% !important;}
    .new-class ul li img{height: 25vw;}
    .center .header {
        width: 100%;
        padding: 0;
        background: none;
        background-size: contain;
    }
    .bus{width: 90%;}
    .select{font-size: 1rem;}
    .select .tag{line-height: 4vw;;}
    .select ul li {
        float: left;
        width: 12vw;
        height: 4vw;
        border: 1px solid #507599;
        border-radius: 2vw;
        line-height: 4vw;
        text-align: center;
    }
    .center .newslist .textbox {
        width: 80%;
    }
    body .slideBox {
        height: 38vw;
    }
    body .slideBox .hd {
        height: 15px;
        overflow: hidden;
        position: absolute;
        right: 6vw;
        bottom: 5px;
        z-index: 1;
    }
}
/* 超小屏  手机*/
@media screen and (max-width:767px){
    .center .slideBox{width: 100%;}
    .w1200{width: 100% !important;}
    .w1170{width: 90% !important;}
    .w117{width: 100% !important;}
    .lunbo-content h2 {font-size: 1.5rem;color: #15375b;}
    .lunbo-content .author{font-size: 0.125rem;line-height: 5px;}
    .lunbo-content .abstract{font-size: 0.875rem;color: #15375b;line-height: 15px;}
    .center .header {
        width: 100%;
        padding: 0;
        background: none;
        background-size: contain;
    }
    .center .lunbo-content{padding: 2% 7% 0 0;}
    .preview .pre-img{display: none;}
    .pre-content {
        width: 95%;
    }
    /* .new-class ul li{width: 45%;margin-right: 3%;} */
    .new-class ul li img{height: 25vw;}
    .bus{width: 90%;}

    .select{font-size: 1rem;}
    .select .select_tit{line-height: 5vw;;}
    .select ul li {
        float: left;
        width: 18vw;
        height: 6vw;
        border: 1px solid #507599;
        border-radius: 3vw;
        line-height: 5vw;
        text-align: center;
    }
    .column-top{background: url(tkr.jpg) no-repeat center right #02274b;background-size: contain;}
    body .lunbo-content .more {
        display: inline-block;
        width: 20vw;
        height: 8vw;
        line-height: 8vw;
        text-align: center;
        font-size: 14px;
        color: #333;
        margin-top: 13px;
        background: #ffad1e;
        border-radius: 3px;
    }
    body .slideBox {
        height: 38vw;
    }
    body .slideBox .hd {
        height: 15px;
        overflow: hidden;
        position: absolute;
        right: 25px;
        bottom: 5px;
        z-index: 1;
    }
    .center .newslist .databox{width: 12%;}
    .center .year{font-size: 1rem;}
    .center .data{font-size: 3.25rem;}
    .textbox .newstitle a{font-size: 1.25rem;color: #3a5f84;}
    .textbox .newsabstract{font-size: 0.875rem;color: #000;line-height: 1.5625rem;}
    .center .newslist .databox {
        width: 20%;
    }
    .center .newslist .textbox {
        width: 80%;
    }
}