*{ margin:0px; padding:0px;}
body 
{
    line-height:1.5;
    font-family:微软雅黑;
}
a{ text-decoration:none;}
ul,li{ list-style:none; }



#banner{width:960px;height:380px;overflow:hidden;position:relative; margin:40px auto; }
#banner ul{height:380px;position:absolute;}
#banner ul li{float:left;width:960px;height:380px;overflow:hidden;position:relative;}
#banner ul li div{position:absolute;overflow:hidden;}
#banner .btnBg{position:absolute;width:962px;height:20px;left:0;bottom:0;background:#000;}
#banner .btn{position:absolute;width:100%; right:0;bottom:0;text-align:center;}
#banner .btn span{display:inline-block;_display:inline;_zoom:1;width:45px;height:8px;_font-size:0;margin-right:5px;margin-left:5px;cursor:pointer;background:#fff;}
#banner .btn span.on{background:#fff;} 
#banner .preNext{  
    border:none;
	text-decoration:none;
	background:url('../images/arrows.png') no-repeat;
	opacity:1;
	cursor:pointer;
	position:absolute;
	width:43px;
	height:58px; 
	top:50%;
	margin-top:-29px;  
}

#banner .pre{left:0px;}
#banner .next{right:0px;background-position:right top;}

#banner img {
    width: 100%; 
}