/* mainbanner */
.mainbanner{width:100%;height:400px;overflow:hidden; position:relative;}
.mainbanner_window{left:50%;width:1600px;height:400px;overflow:hidden;margin-left:-800px;position:absolute;}
.mainbanner_window ul{width:999999px;height:394px;position:relative;}
.mainbanner_window li{background: #dadada;width:1600px;height:400px;text-align:center;font-size:0px;float:left;display:inline;}
.mainbanner_list{left:50%;top:360px;width:400px;height:30px;margin-left:-75px;position:absolute;}
.mainbanner_list li{width:30px;height:30px;overflow:hidden;float:left;display:inline;}
.mainbanner_list a{background: url(50c15ece07fd0f3407000083%20.png) no-repeat;width:25px;height:25px;line-height:25px;overflow:hidden;text-align:center;color:rgb(255, 255, 255);font-size:12px;font-weight:700;float:left;display:inline-block;}
.mainbanner_list li.active a{background-position:0 -30px;text-decoration:none;}
.mainbanner_list li a:hover{background-position:0 -30px;text-decoration:none;}