/*** ESSENTIAL STYLES ***/
.sf-menu, .sf-menu * {
	margin: 0;
	padding: 0;
	list-style: none;}
.sf-menu li {
	position: relative;}
.sf-menu ul {
	position: absolute;
	display: none;
	top: 100%;
	left: 0;
	z-index: 99;}
.sf-menu > li {
	float: left;}
.sf-menu li:hover > ul,
.sf-menu li.sfHover > ul {
	display: block;}

.sf-menu a {
	display: block;
	position: relative;}
.sf-menu ul ul {
	top: 0;
	left: 100%;}

/** 下拉导航菜单 **/
.nav {
	min-height: 42px;
	line-height: 42px;
	font-size: 16px;
	background: url(img/menu_bg.gif) repeat-x left top;}
.sf-menu {
	width:1080px;/** width: 100%; padding-left:60px; 加上English和学院公文**/ clear: both; margin: 0 auto; height:42px;}
.sf-menu a:hover {text-decoration: none;}
.sf-menu li {
	min-width: 84px;}
.sf-menu>li.wid {
	min-width: 116px;}
.sf-menu>li.widd{min-width:148px;}
.sf-menu>li {background: url(img/menu_line.gif) no-repeat right center;}
.sf-menu>li:last-child {background:none;}
.sf-menu li ul{
	line-height: 30px;
	width: 144px;
	background-color: #a20a09;}
.sf-menu>li>a, .sf-menu>li>a:visited {
	color: #ffffff;
	font-weight: bold;}
.second li a, .second li a:visited {
	color: #ffffff;}
.sf-menu li a, .sf-menu li a:visited {
	text-align:center;}

.second li a:hover {
	background-color: #FFFFFF;
	color: #a20a09;}