@charset "utf-8"; 
/* CSS Document */
/* 上海膜林科技有限公司 版权所有*/
	html, body {
	background:#fff;
	text-align:center;
}

a { text-decoration:none;}

#topNav{
	text-align:center;
	font-size:17px;
	font-weight:bold;
	background:#ddd;
}
.col1{
float:left;
width:198px;
}
.col2{
float:left;
margin:0 0 0 5px;
width:800px;
}
.copyright{
background-color:#ddd;
}