.document_bg {
background:transparent url(/Portals/_default/Skins/CCNA/images/index20_03.jpg) repeat-x top;
}
.pl13 .Head {
font:12px/150% "宋体";
font-weight:bold;
color:#FFF;
}
.pl10 .Head {
font:14px/150% "宋体";
font-weight:bold;
color:#FFF;
}