.banner {
	width:100%;
	height:636px;
	overflow:hidden;
	position:relative;
	font-size:0
}
.b-img {
	height:500px;
	position:absolute;
	left:0;
	top:0
}
.b-img a {
	display:block;
	height:636px;
	float:left
}
.b-list {
	height:50px;
	padding-top:550px;
	position:relative;
	margin:0 auto;
	z-index:1
}
.b-list span {
	display:block;
	cursor:pointer;
	width:14px;
	height:14px;
	border-radius:50%;
	border:3px solid #fff;
	float:left;
	margin:0 5px;
	_margin:0 3px
}
.b-list .spcss {
	border:3px solid #e24745
}
.bar-left {
	position:absolute;
	z-index:1;
	display:block;
	width:100px;
	height:100%;
	left:0;
	background:0 0;
	top:0
}
.bar-right {
	position:absolute;
	z-index:1;
	display:block;
	width:100px;
	height:100%;
	right:0;
	background:0 0;
	top:0
}
.bar-left em {
	display:block;
	width:50px;
	height:100px;
	background:url(../images/arrow.png) 0 0 no-repeat;
	margin:0 auto;
	margin-top:270px; z-index:10000000000000000000000000000
}
.bar-right em {
	display:block;
	width:50px;
	height:100px;
	background:url(../images/arrow.png) -50px 0 no-repeat;
	margin:0 auto;
	margin-top:270px
}
.bar-left .emcss {
	background-position:0 -100px
}
.bar-right .emcss {
	background-position:-50px -100px
}