#pre_banner_520{ height:342px;overflow:visible;}
#pre_banner_520 ul {height:290px;overflow:hidden;_zoom:1;}
#pre_banner_520 ul li{ height:290px;background-position:center top;background-repeat:no-repeat;}
#pre_banner_520 ul li a{width:960px;margin:0 auto;height:290px;display:block;background:url(about:blank);}
#pre_banner_520 .slide_control
{
	left:46%;
	top:310px;	
	}

.mall_dot,.mall_dot_hover{float:left;margin:0 5px;width:14px;overflow:hidden;height:14px;line-height:100px;text-align:center;font-weight:800;font-size:12px;color:white;cursor:pointer;font-family:Tahoma;text-decoration:none;background:#FFFFFF;border-radius:50%}.mall_dot_hover{background:#01ACF1}.slide_control{position:absolute;z-index:20;left:10px;bottom:15px}.clearfix:after{content:".";display:block;height:0;clear:both;visibility:hidden}