#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;}
.sitmain a.s5{ left:741px;}
.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";}