#header{position:fixed;top:0;left:0;z-index:10000;box-sizing:content-box;width:100%;height:60px;background:#FFFFFF;box-shadow:0 0 10px #cccccc;}
#header .header_main{margin:0 auto;width:1000px;height:60px;letter-spacing:0;font-size:0;}
#header .header_left{float:left;width:920px;}
#header .header_right{float:right;padding:15px 0;width:80px;height:30px;color:#333333;text-align:right;font-size:14px;line-height:30px;}
#header .header_right img{margin-right:10px;border-radius:15px;vertical-align:middle;}
#header a{display:inline-block;margin-left:1px;height:60px;color:#333333;vertical-align:top;line-height:60px;}
#header a.logo{overflow:hidden; padding-top:5px; padding-right:20px;width:245px;height:50px;line-height:50px;}
#header a.nav{width:80px;text-align:center;font-size:18px;}
#header a.nav:hover,#header a.nav_hover{background:#3c9bff;color:#ffffff;}
#header a.login{display:inline-block;margin:0 0 0 20px;padding:0;color:#333333;font-size:14px;line-height:30px;}
#header a.login:hover,#header a.login_sel{color:#333;}
#header a{box-sizing:content-box;}

.logo,.nav2{float:left}
.topmenu{float:left;}
.topmenu .nav2 {position:relative;}
.topmenu:hover .sonmenu{display:block;}
.sonmenu{display:none;position:absolute;top:60px;margin-left:-50px;background-image: url(../images/nav_bg.jpg);}
.sonmenu a{float:left;width:80px;font-size:14px;text-align:center;height:36px !important;line-height:36px !important;}
.sonmenu a:hover{color:#3c9bff !important;}

.clear{clear:both;}
.about-intro iframe{width:774px;}
.about-intro iframe html body{background:#fff;}
.topad ul li{padding:1px 0;}
.leftad{float:left;padding-right:5px;}
.leftad ul li img,.rightad ul li img{width:108px;height:auto;padding-bottom:2px;}
.rightad{float:right;padding-left:5px;}