/*reset*/
ul,li,p,h1,h2,h3,h4,h5,body{margin:0px;padding:0px;}
ul,li,dl,dd,dt{list-style: none;}
a img{border:none 0;}
/*banner*/
.banner_index{height:504px;position: relative;overflow:hidden;width: 100%; max-width:1920px; margin:0 auto; z-index:5}
.banner_index .btn,.banner_pro .bBtn{position: absolute;top:235px;width: 56px;height:78px;display: block;z-index: 3;}

.banner_index .banner_wrap{position: absolute;left:0px;top: 0px; z-index: 2;}
.banner_index .banner_wrap li{width: 100%; height:504px; min-width:1002px; max-width:1920px; float: left;}
.indexBanner_num{width:30%;margin: 0 auto;text-align: center; position:absolute; z-index:10; bottom:90px; left:70%;} 
.indexBanner_num a{width: 13px;height:13px;display:inline-block;_zoom:1;background:url(../img/btn.png) no-repeat; font-size: 0px;line-height: 0px; float:left;}
.indexBanner_num a.on,.indexBanner_num a:hover{background:url(../img/btn_on.png) no-repeat;}