html,body,div,ul,li,a{
	margin: 0px;
	padding: 0px;
}
body{
	font-size: 14px;
	font-family: "微软雅黑";

}
ul{
	list-style: none;
}
a{
	text-decoration: none;
}
.header{
	height: 50px;
	background: #54a906;
}
.header .nav{
	width: 1200px;
	height: 50px;
	line-height: 50px;
	margin: 0 auto;
	position: relative;
	z-index: 111;
}
.header .nav li{
	float: left;
	width: 130px;
	height: 50px;
	line-height: 50px;
	text-align: center;
}
.header .nav li:hover{
	background-image:url(../images/nav_bottom1.png); background-position: bottom;repeat-y:no-repeat;height:50px;
}
.active_nav{
	background-image:url(../images/nav_bottom1.png); background-position: bottom;repeat-y:no-repeat;height:50px;
}
.header .nav li a{
	color: #fff;
}
.header .nav li .second-nav{
	width: 150px;
	display: none;
	position: relative;
}
.header .nav li .second-nav li{
	position: relative;
	width: 130px;
	height: 40px;
	line-height: 40px;
	background: #54a906;
	border-top: 1px solid #fff;
}
.header .nav li .second-nav li .third-nav{
	/*position: absolute;*/
	width: 130px;
	height: 200px;
	display: none;
	margin-left: 100%;
	margin-top: -40px;
}