.header {
	position: fixed;
	top:0;
	left:0;
	width:100%;
	height:50px;	
	background: #ffffff;
	box-shadow: 0 0 5px #eeeeee;
	z-index: 1000;
}
.header i.pageback {
	position: relative;
	float: left;
	margin-left:10px;
	line-height:50px;
	font-size:20px;
	color:#999999;
	z-index: 10;
}
.header h2 {
	left:0;
	right:0;
	margin:auto;
	position: absolute;
	text-align: center;
	line-height:50px;
	font-size:18px;
	font-weight: normal;
	z-index: 1;
}
.header i.topnavico {
	position: relative;
	float: right;
	margin-right:15px;
	line-height:50px;
	font-size:26px;
	color:#999999;
	z-index: 10;
}
.header .topnav {
	display: none;
	position: absolute;
	top:50px;
	right:0px;
	width:100px;
	z-index: 2;
}
.header .topnav ul {	
	position: relative;
	width:100%;
	background: #ffffff;	
	z-index: 10;
}
.header .topnav ul::before {
	position: absolute;
	top:-20px;
	right:20px;
	display: block;
	content: '';
	border-top: 10px solid transparent;
	border-bottom: 10px solid #eeeeee;
	border-left: 10px solid transparent;
	border-right: 10px solid transparent;
	border-radius: 0px;
}
.header .topnav ul li a {
	display: block;
	width:100px;
	height:40px;
	line-height:40px;
	text-align: center;
	font-size:1rem;
	color:#333333;
}
.header .navbg {
	display: none;
	position: fixed;
	width:100%;
	height:100%;
	background: rgba(255,255,255,0);
	z-index: 1;
}


.pagebanner {
	width:100%;
	height:27vh;
}