*{
	margin: 0;
	padding: 0;
	border: none;
}
ul{
	margin: 0;
	padding: 0;
}
li{
	list-style: none;
}
.banner_box{
	position: relative;
	width: 100%;
	height: 660px;
	overflow: hidden;
}
.banner_images{
	position: absolute;
	left: 0;
	width: 400%;
}
.banner_img{
	float: left;
	width: 25%;
	height: 660px;
}
.banner_img img{
	width: 100%;
	height: 660px;
}
.banner_box:hover .switcher{
	display: block;
}
.points{
	position: absolute;
	left: 50%;
	bottom: 40px;
	width: 400px;
	margin-left: -200px;
	overflow: hidden;
}
.points li{
	width: 100px;
	height: 5px;
	background: #fff;
	float: left;
	cursor: Crosshair;
	margin-right:10px;
}
.points li.point_on{
	background: #C92027;
}
.header_div{
	width:100%;
	height:100px;
	background: #333;
	opacity:0.6;
	position: relative;
	color:#fff;
	font-size: 16px;
}
.header_div img{
	height:100%;
}
.menu{
	width: 80%;
	position: absolute;
	top: 0px;
	left:400px;
}
.menu li{
	width: 9%;
	height:100px;
	line-height: 100px;
	float: left;
	cursor: pointer;
	margin-right:10px;
	text-align: center;
}
.menu li:hover{
	background: #111;
}
.menu li.active{
	background: #111;
}