.dropdown{
-webkit-animation: drop_anim 0.5s;
}

@-webkit-keyframes drop_anim
{
	0% {opacity:0.1;height:0px;}
	100%{opacity:0.6;height:auto;}
	
}



.dropdown {
	font-family: Geneva, Arial, Helvetica, sans-serif, Tahoma;
	font-size: 16px;
	color: #999999;
	text-decoration: none;
	display:none;
	position:absolute;
}

.topmenu_item {
	font-family: Arial, Tahoma, Geneva, STXihei, sans-serif, "Helvetica, Microsoft Yahei", "ϸ", "Hiragino Sans GB";
	font-size: 16px;
	color: #8A8986;
	text-decoration: none;
	padding-right: 10px;
	padding-left: 10px;
	font-weight: normal;
}


.topmenu_item a{
	text-decoration:none;
	color:#8A8986;
}

.topmenu_item a:hover{
color: #009900;
}

.topmenu_item:hover{
	color: #009900;
}

.topmenu_item_on{
	font-weight:bold;
	font-family: Arial, Tahoma, Geneva, STXihei, sans-serif, "Helvetica, Microsoft Yahei", "ϸ", "Hiragino Sans GB";
	font-size: 16px;
	color: #009900;
	text-decoration: none;
	padding-right: 10px;
	padding-left: 10px;
}

.topmenu_item_on:hover div{
	display:block;
	padding-top:15px;
	background-color:#EBEBEB;
	border-radius:5px;
	opacity:0.6;
}

.topmenu_item_on a{
	font-weight:bold;
	font-family: Arial, Tahoma, Geneva, STXihei, sans-serif, "Helvetica, Microsoft Yahei", "ϸ", "Hiragino Sans GB";
	font-size: 16px;
	color: #009900;
	text-decoration:none;
}

.topmenu_item:hover div{
	display:block;
	padding-top:15px;
	background-color:#EBEBEB;
	border-radius:5px;
	opacity:0.6;
	
}

.dropdown_item{
	opacity:1.0;
	color:#333333;
	padding-right: 10px;
	padding-left: 10px;
}

.dropdown_item a:link{
	text-decoration:none;
	color:#333333;
}

.dropdown_item a:visited{
	text-decoration:none;
	color:#333333;
}

.dropdown_item:hover a{
	text-decoration:none;
	color:white;
}


.dropdown_item:hover{
	border-radius:5px;
	opacity:1.0;
	color:white;
	background-color:black;

}

.dropdown_item_on:hover{
	border-radius:5px;
	opacity:1.0;
	color:white;
	background-color:black;

}

.dropdown_item_on{
	border-radius:5px;
	opacity:1.0;
	color:white;
	background-color:black;
	padding-right: 10px;
	padding-left: 10px;
}

.dropdown_item_on a{
text-decoration:none;
color:white;
}