body,td,th {
	font-family: 宋体;
	font-size: 12px;
}
body {
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
}
.height{height:10px;
}
.f14{font-size:14px;
}
.f12{font-size:12px;
}
.f18{font-size:18px;
}
.bold{font-weight:bold;
}
.white{color:#fff;
}
.red{color:#cb1711;
}
.blue{color:#3179a5;
}
.left{float:left;
}
.right{float:right;
}
.l25{line-height:25px;
}
.indent10{text-indent:10px;
}
.pad-r{padding-right:10px;
}
.c2{color:#717171;
}
.l18{line-height:18px;
}
.lineb{border-bottom:1px dashed #717171;
}
.clear{clear:both;
}
/*nav*/
.left_b
{
    width: 950px;
    padding: 0px;
	margin:0px;
}
.left_b ul
{
    margin: 0px 0 0 30px;
    padding: 0px;
    list-style-type: none;
}
.left_b li
{
    font-family: "宋体";
    font-size: 14px;
    line-height: 31px;
    font-weight: bold;
    color: #fff;
    text-align: center;
    padding: 0px;
    float: left;
    height: 31px;
	width:88px;
	

}
.left_b li.down
{
	font-family: "宋体";
	font-size: 14px;
	height:31px;
	line-height: 31px;
	font-weight: bold;
	width:88px;
	color: #fff;
	background-repeat: repeat;
	text-align: center;
	padding: 0px;
	float: left;
	
	background-image: url(../images/navchanged.jpg);
}
.left_b li a:link{font-size:14px;
color:#fff;
font-weight:bold;
text-decoration:none;
}
.left_b li a:hover{font-size:14px;
color:#fff;
font-weight:bold;
text-decoration:none;
}
.left_b li a:visited{font-size:14px;
color:#fff;
font-weight:bold;
text-decoration:none;
}