#body{
 
 	background: url(../images/head_bg.png) top center no-repeat

}
.ust{
	margin:0;
	width:960px;
	height:200px;
margin:0 auto}
.banner{
	
}
.sol{
	width:235px;
	margin-right:20px;
	margin-left:32px;
	float:left;
	margin-top:15px;
	font-family:Arial, Helvetica, sans-serif;
	font-size:small
}
.sag{
	width:670px;
	float:left;
	margin-top:25px;

}