#banner{ width:100%; margin:0 auto;}
#banner .banner_link{ width:1000px; margin:0 auto;}
.bigmain{ width:940px; margin:10px auto 0; background: url(../images/service/guanggao25.jpg) no-repeat; padding:10px 20px 0 40px;}
.sitbox{ width:100%; margin:0 auto; height:74px; padding-top:8px;}
.sitmain{ width:1000px; height:74px; background: url(../images/service/titile_10.jpg) no-repeat; margin:0 auto; position:relative; }
.sitmain a{ display:block; float:left; width:83px; height:21px; font: normal 14px/21px "Microsoft Yahei","\5b8b\4f53"; text-align:center; position:absolute; top:30px; color:#000000;}
.sitmain a.s1{ left:290px;}
.sitmain a.s2{ left:405px;}
.sitmain a.s3{ left:520px;}
.sitmain a.s4{ left:632px;}
.titlebox{ float:left; width:920px; line-height:31px; font: normal 14px/31px "Microsoft Yahei","\5b8b\4f53"; padding-top:10px; padding-left:20px;}
.neir{ float:left; width:921px; padding-left:17px; margin-top:5px;}
.neir table{ width:920px; border-left:solid 1px #d7d7d7; border-top:solid 1px #d7d7d7;}
.neir table tr td{  border-bottom:solid 1px #d7d7d7; border-right:solid 1px #d7d7d7; height:57px; padding-left:15px; vertical-align:middle; font-size:14px;}
.neir table tr td.bg{ background:#e7e7e7; height:29px; border-bottom:none; font: normal 14px/29px "Microsoft Yahei","\5b8b\4f53";}
.contactortop{ width: 904px; padding: 17px 0 17px 17px; float: left; line-height: 32px; font-family: Tahoma; border-bottom: 1px solid #b6b6b6; font-size: 14px; font-family: Tahoma; background: url(../images/service/map.jpg) no-repeat 100% 50%; }
.contactortop span,.contactorbot span{ display: inline-block; height: 32px; line-height: 32px; background: #f2f2f2; width: 526px; margin: 1px; }
.contactorbot{ width: 904px; line-height: 32px; padding: 17px 0 17px 17px; float: left; font-family: Tahoma; border-top: 1px solid #eeeeee; font-size: 14px; font-family: Tahoma; background: url(../images/service/people.jpg) no-repeat 100% 50%; }
.contactortop p{ font: bold 18px/45px "Microsoft Yahei","\5b8b\4f53"; color: #ff6600; }
.contactorbot p{ font: bold 18px/45px "Microsoft Yahei","\5b8b\4f53"; color: #000; }
.contactorbot img{ vertical-align: middle; margin: 0px 5px; }
.contactnav{ width: 723px; height: 74px; background: url(../images/service/titile_10.jpg) no-repeat; margin: 0 auto; position: relative; padding: 0px 0 0 277px; }
.contactnav a{ text-decoration: none; color: #333; display: inline-block; width: 83px; height: 28px; text-align: center; font: normal 14px/20px "Microsoft Yahei","\5b8b\4f53"; margin: 32px 11px 0 11px; background: url(../images/service/aboutnav.png) no-repeat; }
.contactnav a.hot{ background: url(../images/service/aboutnav-hover.png) no-repeat; }