.banner{width:100%;450px}
.flashBox{position:relative;margin:0 auto;overflow:hidden;width: 100%;height:450px}
.flashBox ul{width:100%;position:absolute;left:0;top:0;z-index:1;}
.flashBox ul li{width:100%;height:500px;position:absolute;top:0;left:0;display:none;}
.flashBox ul li:first-child{display:block}
.flashBox ul li a,.flashBox ul li span,.flashBox ul li>div{width:100%;height:500px;display: block;background-position: top center;background-repeat: repeat;background-size: cover}
.bannerBtn{position: absolute;top:50%;margin-top: -25px;width: 100%;z-index:9999;height:100px;width:100%;}
.jintou{position: relative;z-index:9999;width:650px; margin:auto;height:51px;}
.bannerBtn a{position: absolute;width: 26px;height:51px;background: url("../images/img/beijingtubiao.png") no-repeat -115px 0;z-index: 9999; display:none;}
.bannerBtn a.prev{background-position: -0px -938px;left: 0}
.bannerBtn a.next{background-position: -26px -938px;right: 0;}
.flashBox ol{z-index:2;width:100%;text-align:center;position:absolute;bottom:10px}
.flashBox ol li{width:15px;height:15px;margin:0 2px;display:inline-block;background:#fff;color:#dd1827;line-height:20px;text-align:center;border-radius: 100px;cursor:pointer;background: url("../images/img/beijingtubiao.png") no-repeat 0px -1000px;text-indent: -99999px;}
.flashBox ol li{*display:inline}
.flashBox ol .active{background:url("../images/img/beijingtubiao.png") no-repeat -20px -1000px;color:#fff;}
.flashBox ul li .warp{position: relative;height: 500px}
.flashBox ul li .warp img{position: absolute}
.