.fl {
	float: left;
}
.fr {
	float: right;
}
.head {
	height: 152px;
	line-height: 30px;
	background: url('../Images/header.jpg') no-repeat;
	margin: 0 auto;
	background-color: #fff;
 	background-position:top;
}
.head .fr {
	font-size: 16px;
	margin-right: 50px;
	color: #4a4a49;
}
.head .fr .img {
	position: relative;
	top: 6px;
	margin-right: 15px;
}
.head .fr a {
	color: #4a4a49;
	font-size: 13px;
}
.head .fl {
	color: #fff;
	font-size: 13px;
	margin-top: 3px;
}

.tool-sub{
	position:relative;
}
.tool-sub-con{
	display:none;
	position:absolute;
	top:20px;
	left:-75px;
	width:150px;
	height:150px;
	border: solid 1px #EEE;
	border-top:none;
	z-index:1000;
	background-color:#FFF;
}

.nav_bg {
	height: 48px;
	background: url('../Images/nav.jpg');
}
.nav_bg .nav_title {
	width: 1050px;
	height: 48px;
	margin: 0 auto;
}
.nav_bg a {
	display: block;
	width: 114px;
	line-height: 48px;
	float: left;
	font-size: 15px;
	color: #2c2b2b;
	text-align: center;
}
.nav_bg img {
	float: left;
	margin-top: 15px;
}
.nav_bg .nav_act {
	background: url('../Images/nav_act.png') no-repeat 0px -10px;
	background-position: bottom;
}