*{
	margin:0;
	padding:0;
	
}
li{
	list-style: none;
	cursor: pointer;
	float:left;
	
}
h2,h3,h4{
	text-align: center;
}

body{
	font-family: "微软雅黑";
}
a{
	text-decoration: none;
	
}
nav a{
	color:#333;
}
footer a{
	color:#999;
	
}

footer{
	width:100%;
	height:160px;
	border-top: 1px solid #e9e9e9;
	background: #333;
	font-size: 14px;
	
}
.sec{
	width:1200px;
	margin:0 auto;
}
.footer_left{
	float:left;
	width:500px;
	height:auto;
	margin:50px 50px 0;
	line-height: 30px;
	color:#999;
	
}
.left_p{
	text-indent: 3em;
}
.footer_right{
	float:right;
	margin:25px 50px 0;
}
.zw{
	text-decoration: underline;
}
.zhiwang{
	font-size: 14px;
}
.footer_right img{
	width:100px;
	height:100px;
}
.footer_right p{
	text-align: center;
	font-size: 14px;
	color:#999999
}
.footer_left a:hover{
	color:#f9f9f9;
}

article{
	width:1200px;
	min-height:400px;
	max-height: 10000px;
	margin:0 auto;
}
.colors{
	color:darkred;
}.head{
	background: #fff;
	opacity: 0.9;
	border-bottom: 1px solid #e9e9e9;
	position:fixed;
	z-index: 999;
	width:100%;
	height:75px;
}
.headers{
	width:1200px;
	left:0;
	right:0;
	margin:0 auto;
	
}
.headers nav{
	width:60%;
	float:left;
}
.headers nav img{
	width:150px;
	height:auto;
	vertical-align: middle;
}

.headers nav ul{
	float:left;
}
.headers nav ul li{
	margin:0 20px;
	line-height: 75px;
}
.headers nav ul li a{
	padding:10px 0;
}
.headers section{
	float:right;
	line-height: 75px;
}
.headers section img{
	width:40px;
	height:auto;
	vertical-align: middle;
}
.clears{
	clear:both;
}
.fix_height{
	height:75px;
}