header { width:100%; }

header .top{ margin:0 auto;}
header .top_warp{ margin: 0 auto; max-width: 990px; padding-top:10px; }
header .top_warp a{ font-family: "Microsoft Yahei"; color: #fff; display: inline-block; padding-left:15px;} 
 
header .header_warp{ width:100%; height: 163px; background: #164FB6 url(head-new.jpg) no-repeat center top; }
header .header_warp .logo{ text-align:center; }



header .nav_bg { margin:0 auto; }
header .nav_bg nav { margin: auto; max-width: 980px; min-height: 51px; font-weight:bold;  }
header .nav_bg nav span { width: 135px; text-align: center; padding-top:10px;text-align: center; display:inline-block; margin:0; background:url(nav_line.png) no-repeat right center;}
header .nav_bg nav span.first{ padding-left:0;}
header .nav_bg nav span.last{ background:none; padding-right:0;}
header .nav_bg nav a{ color:#fff; }
header .nav_bg nav a:hover{ color:#CCC;}
header .nav_bg nav a.on{ color:#f9c048;}

header .nav_bg_bottom { margin:0 auto; background: url(nav_bg_bottom2.png) repeat-x center top; height: 17px; }