.downclass_expand{
padding:0px;
margin:0px;
}

.downclass_expand .downclass_expand_top{ 
height:30px;
color: #000;
font:12px/20px 'SimSun',Arial,Sans-Serif;
cursor: pointer;
display:block;
padding-left:34px;
background:url(../images/li.jpg) 0px 0px no-repeat;
}

.downclass_expand .downclass_expand_top a{
color: #000;
font:bold 12px/30px 'SimSun',Arial,Sans-Serif;
padding-left:51px;
text-decoration: none;
}

.downclass_expand .downclass_expand_top a:visited{
color: #000;
}

.downclass_expand .downclass_expand_top a:hover{ 
color: #ff6600;
}


.downclass_expand ul{ 
padding:3px 20px;
margin:0px;
overflow:auto;
}

.downclass_expand ul li{
list-style-type: none;
white-space:nowrap;
height:22px;
font:12px/20px 'SimSun',Arial,Sans-Serif;
padding:0px 0px 0px 15px; 
margin:0px;
color: #000;
background:url(../images/subli.jpg) 0px 6px no-repeat;
}

.downclass_expand ul li a{
color: #000;
font:12px/18px 'SimSun',Arial,Sans-Serif;
text-decoration: none;
}

.downclass_expand ul li a:visited{
color: #000;
}

.downclass_expand ul li a:hover{ 
color: #ff6600;
}