body 
{
	margin:0px;
	padding:0px;
	font-size:12px; 
	font-family:宋体;
	background:url(images/yt.jpg) no-repeat center top;
}
.all{width:1002px; margin:0px auto;}
.toum{filter:alpha(opacity=60)}
.toum1{filter:alpha(opacity=100)}

a:link { color:#000; text-decoration:none;}
a:visited { color:#000; text-decoration:none;}
a:hover { color:#ff6633; text-decoration:none;}