body {
	margin:0;
	padding:0;
	font-size:12px;
}
a {
	text-decoration:none;
}

.my_header {
	height:40px;
	background:url(i/header_bg.png);
	color:#8f8f8f;
}
.my_header .rt{
	float:right;
	line-height:40px;
	margin:0 20px;
}

.my_left {
	width:180px;
}

.my_left h2 {
	color:#3b3b3b;
	font:14px/35px "Microsoft Yahei";
	font-weight:bold;
	display:block;
	margin:20px 0 0 20px;
	padding:0 0 0 20px;;
}
.my_left i {
	display:block;
	margin:0 5px 0 0;
	padding:0;
	height:1;
	border-bottom:solid 1px #c9c9c9;	
}
.my_left a {
	color: #0066cc;
	display:block;
	line-height:24px;
	padding-left:40px;
	margin:0 6px 0 0;	
}
.my_left a:hover {
	color: #0066cc;
	text-decoration:none;
	background:#e3e3e3;
}
.my_left a.on {
	color: #fff;
	background:#a7a7a7;	
}

.fl { float:left;}
.fr { float:right;}
.i { margin:0 40px;}
.i h2{ 
	font-size: 30px;
	line-height: 36px;
	font-weight: bold;
	color: #404040;	
	display: block;
	margin:0; padding:0;
	max-width:420px;
}
.i h4 {
	margin:10px 0 0 5px;
	font-size: 14px;
	line-height: 25px;	
	font-style: normal;
	font-weight:normal;
	color: #808080;
	margin:0; padding:0;	
	max-width:420px;
}

.mb20 { margin:0 20px;}
.mb40 { margin:0 40px;}

.mt30 { margin-top:30px;}
.mt50 { margin-top:50px;}
.mt60 { margin-top:60px;}
.mt80 { margin-top:80px;}

 .clear{ clear:both; float:none;}