*{margin:0;border:0;}
#div_center { width:720px; height:34px;padding:0;} 
#nav { line-height: 34px; list-style-type: none; padding:0px;text-align:center;}   
#nav a { display: block; width:120px; text-align:center; font-size:12px;padding:0;}  
#nav a.l01 { display: block; width:120px; text-align:center; font-size:12px;padding:0;}  
#nav a.l02 { display: block; width:120px; text-align:center; font-size:12px;padding:0;background:url(../images/back_01.jpg);}  
#nav a:link { color:#3A3A3A;text-decoration:none;margin:0;padding:0;}   
#nav a:visited {color:#3A3A3A;text-decoration:none;margin:0;padding:0} 
#nav a:hover {color:#fff;text-decoration:none;padding:0;background:url(../images/back_01.jpg) repeat-x;}    

#nav1 a { display: block; text-align:center; font-size:12px;padding:0;}  
#nav1 a:link { color:#000000;text-decoration:none;margin:0;padding:0}   
#nav1 a:visited {color:#000000;text-decoration:none;margin:0;padding:0} 
#nav1 a:hover {color:#000;text-decoration:none;padding:0;}    

#nav li {float: left; padding-left:0;}
#nav li.aa {float: left; padding-left:0;background-image: url(../images/gege.gif); background-position-x:right; background-repeat:no-repeat;}
#nav li.nav01 {float: left;padding:0}    
#nav li a:hover{background:url(../images/back_01.jpg);padding:0} 
#nav li ul {border: 1px solid #D9D9D9;line-height:24px; background-color:#6B82A1; filter: Alpha(Opacity=80);position:absolute; list-style-type: none;text-align:centor;left: -888em; width:130px; position: absolute;font-size:11px;text-indent:10px;}  

#nav li ul a{display:block; width:150px;text-align:left;font-size:12px; border:1px;}  
#nav li ul a:link {color:#E7EEF7;text-decoration:none;padding:0}  
#nav li ul a:visited {color:#E7EEF7;text-decoration:none;padding:0} 
#nav li ul a:hover {color:#000000;text-decoration:none;background:url(../images/danghang_01.jpg) repeat-x;}

#nav li:hover ul {left: auto;padding:0}
#nav li.sfhover ul {left: auto;padding:0}
#content {clear: left;padding:0}

.alpha1{
width:300px;
height:200px;
background-color:#FF0000;
filter: Alpha(Opacity=30);
}
.ap2{
position:relative;
}