.banner {
	width: 100%;
	margin-bottom: 50px;
	height:600px;
}
.index_focus {
	position: relative;
	width: 100%;
	height: 600px;
	margin: 0 auto;
	overflow: hidden;
	text-align: center;
}
.index_focus .bd li {
	display: none;
	position: absolute;
	width: 100%;
	height: 600px;
	left: 0;
	top: 0;
	background:#ff0000;
}
.index_focus_post {
	z-index: 10;
}
.index_focus .pic {
	height: auto;
	display: block;
}
.index_focus .pic:hover {
	text-decoration: none;
}
.index_focus .slide_nav {
	position: absolute;
	left: 45%;
	bottom: 2%;
}
.index_focus .slide_nav a {
	cursor: pointer;
	float: left;
	font-size: 28px;
	font-family: arial;
	color: #fff;
	padding: 5px;
}
.index_focus .slide_nav li:hover, .index_focus .slide_nav .on {
	text-decoration: none;
	color: #ffd200;
	filter: alpha(opacity=80);
	opacity: 0.8;
}
.index_focus_pre, .index_focus_next {
	display: none;
	position: absolute;
	top: 50%;
	margin-top: -36px;
	width: 72px;
	height: 72px;
	text-indent: 100%;
	white-space: nowrap;
	overflow: hidden;
	z-index: 10;
	background: url(images/ico_sliding.png) no-repeat;
}
.index_focus_pre {
	left: 30px;
	background-position: 0 0;
}
.index_focus_pre:hover {
	background-position: 0 -144px;
}
.index_focus_next {
	right: 30px;
	background-position: 0 -72px;
}
.index_focus_next:hover {
	background-position: 0 -216px;
}