body{ font-size:12px;}
input{ width:200px;}
a.blacklink:link,a.blacklink:visited {
	color: #343434;
	font-weight: 400;
	text-decoration: underline;
}
a.blacklink:hover {
	color: #4169E1;
	font-weight: 400;
	text-decoration: underline;
}

#bigdiv{
	width: 700px;
    margin: 0 auto;
}
#logo{ 
	float: left;
}
#tophelp{
	width: 240px;
	float: right;
	margin-top: 10px;
	text-align: right;
	color:#0243DB;
}
#tophelp a{ color:#0243DB; text-decoration:none;}
#maindiv{ width:773px; height:500px; margin-top:20px; border:1px; border-color:#B2B2B2; border-style:solid;}
#topdiv,#footdiv{
	width: width:773px;
	clear: both;
}
#footdiv{
	text-align: center;
	color: #868686;
	padding-bottom: 6px;
}
#main_ul{
	margin-left:60px;
	display: block;
	line-height: 20px;
}
#main_ul li{
	margin: 10px 0px; list-style:none; font-size:12px; font-weight:400; color:#505050;
}
.input_name{
	width: 100px;
	display: inline-block;
   text-align: right;
	color:#505050;
}
.tishi_zi{ font-weight:400;
	margin-left: 70px;
	color: #BFBFBF;
}
#banner_img{
	width: 700px;
	height: 124px;
	margin: 10px 0;
}
.redxing{
	color: #ff0000;
	font-weight: normal;
}
#reg_button{
	margin-left: 120px;
	margin-top: 20px;
	width: 83px;
	height: 26px;
}
#login_button{
	margin-left: 120px;
	margin-top: 20px;
	width: 144px;
	height: 26px;
}