.header {display:none;}
.header.headon{border-top:none;display:block;background:none;padding:10px 0;background: linear-gradient(180deg, #0f3b84, transparent);
    height: 2.5rem;}
.header.scroll{display:block;}
.header.headon.scroll{display:none;}
.headon .top-box .search{background:url(new/images/searchb.png) no-repeat center;}
.headon .ewm-box .img{border: 1px solid #fff;}
.headon .top-box .line{background:#fff;}
.headon .nav li a{color:#fff;}
.headon .nav li > a::after,.headon .nav li > a img{display:none;}
.banner{height:100vh;margin:0;}
.headon .nav li dd a{color:#333;}
.decorate{margin:0;}
@media screen and (max-width: 1024px){
.header.headon{display:none;}
    .banner {
        margin: 65px 0 0;
        height: auto;}
    .header{display:block;}
    .decorate { margin: 65px 0 0;}
}
@media screen and (max-width: 520px) {
.banner { margin: 54px 0 0;}
.decorate { margin: 54px 0 0;}
}
.teach-article { padding-top: .3rem;}
.teach-article .article-head { display: -ms-flexbox; display: flex; justify-content: space-between; background: #f8f8f8; margin: 0 0 .2rem; padding: .16rem .22rem .22rem .35rem;}
.teach-article .article-head .img-box { position: relative; z-index: 1; width: 1.6rem;}
.teach-article .article-head .img-box::after { position: absolute; top:auto; right: -.06rem; bottom: -.07rem; left: auto; z-index: -1; content: ""; width: 100%; height: 100%; background: #00649e;}
.teach-article .img-scale { box-shadow: 0 0 .1rem 0 rgba(0, 0, 0, .2);}
.teach-article .article-head .img-box .img-zoom { box-shadow: 0 0 .1rem 0 rgba(0, 0, 0, 0.25);}
.teach-article .article-head .img-box .img { padding: 130% 0 0; background: no-repeat 50% 10%; background-size: cover;}
.teach-article .article-head .text { width: calc(100% - 2.4rem); padding: .1rem 0 0; font-size: .16rem; line-height: 210%; color: #333; text-align: left;}
.teach-article .article-title { margin: .32rem 0 .18rem; border-bottom: 1px solid #1e85d0;}
.teach-article .article-head .text .name { font-size: .18rem;

    color: #00649e;
    margin: 0 0 .2rem;}
.teach-article .article-head .text .name span { font-size: .22rem;
    color: #333;
    font-weight: 700;
    margin-right: .3rem;}

@media screen and (max-width: 600px) {
   .teach-article .article-head {flex-direction: column-reverse; background: none; padding: .15rem 0; align-items: center; margin: 0;}
   .teach-article .article-head .img-box { margin: 0 0 .2rem;}
   .teach-article .article-head .text { width: 100%;}
}
/* 搜索 */
.top-box .search{
width: 0.25rem;
    height: 0.25rem;
    background: url(new/images/search1.png) no-repeat center;
    background-size: 100% auto;
    margin-left: 0.35rem;
    position: relative;
    cursor: pointer;
    border-radius: 100%;}
.layer {width: 100%;height: 100%;background: rgba(6,28,26,0.75);position: fixed;left: 0;top: 0;right: 0;bottom: 0;z-index: 99999;opacity: 0;visibility: hidden;transition: all 0.3s ease-out 0s;}
.layer.showdiv { opacity: 1; visibility: visible;}
.layer .close {position: absolute;right: 100px;top: 100px;width: 60px;height: 60px;text-align: center;line-height: 70px;cursor: pointer;font-size: 0;transition: all 0.3s ease-out 0s;}
.layer .close:before,.layer .close:after{content:'';width: 100%;height: 2px;display:block;position:absolute;background: #fff;transition:1s;transform: rotate(45deg);top: 24px;}
.layer .close:before{transform: rotate(-45deg);}
.layer .close:hover{transform: rotate(90deg);}
.layer .search_box {height: 55px;line-height: 55px;width: 50%;transform: translateY(-50px);opacity: 0;position: absolute;left: 0;top: 0;right: 0;bottom: 0;margin: auto;}
.layer.showdiv .search_box { transform: none; transition: all 0.5s ease-out 0s; opacity: 1; font-size: 0;}
.layer .search_box .kw {width: 85%;height: 100%;background: #fff;padding: 0 15px;font-size: 16px;border-radius: 0;float: left;margin: 0;border: none;box-sizing: border-box;}
.layer .search_box .ok {background: #293788;color: #fff;width: 15%;height: 100%;text-align: center;font-size: 18px;cursor: pointer;border-radius: 0;float: left;position: absolute;top: 0;right: 0;}