.banner{ width:100%;  position:relative; overflow:hidden; height:550px;}


#slider {
	position: relative; left:50%; margin-left:-960px;
	width:1920px; height:550px!important;
	overflow: hidden;

}

#slider li {
	position: absolute;
	top: 0;
	left: 0;
}

.caption {
	opacity: 0.8;
	background: #000;
	height: 33px;
	padding: 5px 0 0 0;
	color: #fff;
	text-align: center;
	font: 25px/1 '微软雅黑';
	z-index: 200;
}


#slider .prev-link,#slider .next-link{ position:absolute; top:50%; margin-top:-30px; display:inline-block; width:50px; height:60px;  background-image:url(/images/icon-banner-pn.png); background-repeat:no-repeat; background-position:left top;-ms-transition-duration: 0s; transition-duration: 0s; z-index:99; cursor:pointer; z-index:9999;}
#slider .prev-link{ left:50%; margin-left:-600px; background-position:left top; }
#slider .next-link{ right:50%; margin-right:-600px; background-position:right top; }
#slider .prev-link:hover{ background-position:left bottom; }
#slider .next-link:hover{ background-position:right bottom; }