.banner_index{height:400px;position: relative;overflow:hidden;width: 1000px;margin:6px auto;}
.banner_index .btn,.banner_pro .bBtn{position: absolute;top:155px;width: 56px;height: 78px;display: block;z-index: 3;}
.banner_index .btnPre,.banner_pro .bPre{background: url(../images/banner/bg_btnPre_index.png) no-repeat 0 0;left:20px;}
.banner_index .btnPre:hover,.banner_pro .bPre:hover{background: url(../images/banner/bg_btnPre_index_hover.png) no-repeat 0 0;}
.banner_index .btnNext,.banner_pro .bNext{background: url(../images/banner/bg_btnNext_index.png) no-repeat 0 0;right: 20px;}
.banner_index .btnNext:hover,.banner_pro .bNext:hover{background: url(../images/banner/bg_btnNext_index_hover.png) no-repeat 0 0;}
.banner_index .banner_wrap{position: absolute;left:0px;top: 0px; z-index: 2;}
.banner_index .banner_wrap li{width: 1000px;float: left;}
.indexBanner_num{width:1000px;margin: 0 auto;text-align: center; margin-bottom:12px;} 
.indexBanner_num a{width: 12px;height: 12px;display: inline-block;_zoom:1;background: url(../images/banner/bg_num.png) no-repeat 0 0;font-size: 0px;line-height: 0px;margin:0 4px;}
.indexBanner_num a.on,.indexBanner_num a:hover{background: url(../images/banner/bg_num_on.png) no-repeat 0 0;}
.son_banner_index{height:300px;position: relative;overflow:hidden;width: 1000px;margin:6px auto;}