.headtop{ 
width:990px;
height:100px;
clear:both;
overflow:hidden;
margin:0 auto; 
background:url(/dzsw/aimages/head01.jpg);
}
.headtop a{ 
width:990px; 
height:100px;
clear:both;
overflow:hidden;
margin:0 auto; 
display:block;
}
.head{
width:990px;
height:30px;
clear:both;
overflow:hidden;
margin:0 auto; 
line-height:30px; 
background:url(/chuji/images/bg01.gif);
text-align:center; 
color:#FFFFFF;
}
.head a:link{ color:#FFFFFF;}
.head a:hover{ color:#FFFFFF;}
.head a:visited{ color:#FFFFFF;}