html {
	-moz-box-sizing: border-box;
	box-sizing: border-box;
}
a, a:hover {
	color: #666;
	text-decoration: none
}
*, *:before, *:after {
	-moz-box-sizing: border-box;
	box-sizing: border-box;
}
body {
	margin: 0;
	font-size: 16px;
	line-height: 1.5;
}
nav_class ul {
	list-style: none;
	padding-left: 0;
	margin-top: 0;
	margin-bottom: 0;
}
.nav_class {
	width: 1000px;
	margin: 0 auto;
	color: #FFFFFF;
	margin: 8px auto;
}
.nav_class a {
	display: block;
	padding: 0 15px;
	line-height: inherit;
	cursor: pointer;
	color: #fff;
	font-family: 'microsoft yahei', sans-serif;
}
.nav_class a:hover {
	color: #fff;
}
.nav_menu {
	line-height: 45px;
	font-weight: 700;
	text-transform: uppercase;
}
.nav_menu-item {
	display: inline-block;
	position: relative;
	width: 113px;
	text-align: center;
	font-size: 16px;
	font-weight: normal;
	line-height: 50px;
}
.nav_menu-item:hover {
	background: url(nav_res/nav_xz.png) no-repeat bottom center;
}
.nav_menu-item:hover .nav_submenu {
	display: block;
}
.nav_submenu {
	font-weight: 300;
	text-transform: none;
	display: none;
	position: absolute;
	width: 113px;
	font-size: 16px;
	background-color: #f88300;
	/*  border-top:#aa5d5d solid 4px;*/
	text-align: center;
	padding: 10px 0;
	z-index: 99999999999;
}
.nav_submenu a {
	color: #fff;
	font-size: 14px;
}
.nav_submenu-item {
	height: 35px;
	line-height: 35px;
}
.nav_submenu-item:hover {
	background-color: #023d79;
}
.active {
	background: url(nav_res/nav_xz.png) no-repeat bottom center;
}
.active a {
	color: #fff;
}