.wybs{
	overflow: hidden;
	min-height: 520px;
	padding-top:40px;
}
.wybs>div{
	width:245px;
	height:280px;
}
.wybs>div a{
	display:block;
	height:100%;
	color:#ffffff;
	font-size: 32px;
	text-align: center;
	padding-top:185px;
}
.wybs_l{
	float:left;
	background: url(wy01.png) no-repeat center top;
}
.wybs_ll{
	float:left;
	margin-left:40px;
	background: url(wy02.png) no-repeat center top;
}
.wybs_r{
	float:right;
	background: url(wy03.png) no-repeat center top;
}
.wybs_rr{
	float:left;
	background: url(wy04.jpg) no-repeat center top;
	margin-left:40px;
}