#banner{ width:100%; margin:0 auto;}
#banner .banner_link{ width:1000px; margin:0 auto;}
.bigmain{ width:910px; margin:10px auto 0; background:url(../images/service/guanggao22.jpg) no-repeat; padding:270px 30px 0 60px;}
.sitbox{ width:100%; margin:0 auto; height:74px; padding-top:8px;}
.sitmain{ width:1000px; height:74px; background: url(../images/service/titile_8.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;}
.bigmain p{ display:block; float:left; width:910px; line-height:30px; color:#898989; text-indent:24px;}
.bigmain p font{ color:#F00; font-weight:bold; font-size:12px;}
.contactor{ width: 921px; padding-left: 17px; margin-top: 15px; float: left; line-height: 25px; font-family: Tahoma; }
.contactor p{ font: bold 16px/45px "Microsoft Yahei","\5b8b\4f53"; color: #ff6600; }
.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; }