#sddm
{
	margin: 0 auto;
	padding: 0;
	z-index: 100;
	background:url(../images/mainnav.jpg) no-repeat right;
	padding-left:420px;
	height:38px;
	position:relative;
}

#sddm li
{	margin: 0;
	padding: 0;
	list-style: none;
	float: left;
	font:"微软雅黑"; font-weight:bold; font-size:14px; text-align:center;
	padding-top:5px;}

#sddm li a
{
	display: block;
	margin: 0 1px 0 0;
	padding: 5px 10px;
	width: 70px;
	color: #FFF;
	text-align: center;
	text-decoration: none
}

#sddm li a:hover
{	}

#sddm div
{	position: absolute;
	visibility: hidden;
	margin: 0;
	padding: 0;
	background-color:#1985cf;
	
	border: 3px solid #1985cf}

	#sddm div a
	{	position: relative;
		display: block;
		margin: 0;
		padding: 6px 10px;
		width: 60px;
		white-space: nowrap;
		text-align: center;
		text-decoration: none;
		background-color:#1985cf;
	
		color: #ffffff;
		font: 14px 微软雅黑;}

	#sddm div a:hover
	{	
		color: #FFF;
		font-weight:bold;
		background-color:#19cf1d;}
.ff{ width:936px; margin:0 auto; min-height:435px;}