.banner{width:100%;height:400px;overflow:hidden;position:relative;font-size:0}
.b-img{height:500px;position:absolute;left:0;top:0;}
.b-img a{display:block;height:400px;float:left;}
.b-list{height:50px;padding-top:360px;position:relative;margin:0 auto;z-index:1;}
.b-list span{display:block;cursor:pointer; width:14px; height:14px; border-radius:50%; border:3px solid #fff; float:left; margin:0 5px; _margin:0 3px;}
.b-list .spcss{border:3px solid #14ab04;}
.bar-left{position:absolute; z-index:1; display:block; width:100px; height:100%; left:0px; background:none; top:0px;}
.bar-right{position:absolute;z-index:1; display:block; width:100px; height:100%; right:0px; background:none; top:0px;}
.bar-left em{display:block; width:50px; height:100px; background:url(../images/arrow.png) 0px 0px no-repeat; margin:0 auto; margin-top:130px;}
.bar-right em{display:block; width:50px; height:100px; background:url(../images/arrow.png) -50px 0px no-repeat; margin:0 auto; margin-top:130px;}
.bar-left .emcss{background-position:0px -100px;}
.bar-right .emcss{background-position:-50px -100px;}