*{ margin:0; padding:0;}
body{
	text-align:center;
	color:#666;
	font:12px/1.8em 宋体;
	background:url(bg.png) repeat-x;
}
img {max-width: 100%;height: auto; border:0; vertical-align:middle; }
select{}
th{}

.clear:after{clear:both; content:'.'; height:0; visibility:hidden; diplay:block;}
.clear{ *zoom:1; }