.sj_banner,.sj_banner_img{display: none;}

.sj_banner img{width: 100%; height: 100%;}
.sj_ban{position: relative;height: 426px; width: 100%;margin: 0 auto;}

.banner{z-index: 1;height: 426px; width: 1280px;position: relative;margin:0 auto;}
.slide{height:426px; position:relative; width: 100%;}
.ban_c{display:none; position:absolute; left:0; top:0; width:100%; height:100%; overflow:hidden;}
.ban_c img{position:absolute; width:100%; height:100%; overflow:hidden;}
.ban_c video{position:absolute; width:1280px; top:0; width: 100%; height: 100%; object-fit: fill;}
.ban_nav{position:absolute; bottom:18px; left:0; width:1280px; text-align:right; z-index:4;margin:auto;}
.ban_nav a{display:inline-block; vertical-align:middle; width:10px; height:10px; line-height:10px; overflow:hidden; margin:0 4px; cursor:pointer; background: url(ban_de.jpg) no-repeat 0 0;}
.ban_nav .on{background:url(ban_on.jpg) no-repeat 0 0; width: 25px; height: 10px;}
.shadow{width: 100%; height: 50px; background: url(ban_bj.jpg) repeat; position: absolute; bottom: 0; text-align: left; line-height: 50px; font-size: 16px; color: #fff; padding-left: 10px;}
.m_img{display:none;}