.nav_it2008 { background: #fff url(../images/nav_bg.png) repeat-x; height: 370px; }
.nav_it2008 .img { background: url(../images/nav_it2008.png) center no-repeat; margin: 0 auto; height: 370px; width: 100%; }
.nav_it2008 .img .link { margin: 0 auto; height: 370px; position: relative; width: 960px; }
.nav_it2008 .img .link .href1 { position: absolute; left: 363px; top: 228px; height: 30px; width: 120px; }
.nav_it2008 .img .link .href2 { position: absolute; left: 675px; top: 185px; height: 105px; width: 275px; }

.margin_top { margin-top: 10px; }

#introduce { width: 860px; margin: 0 auto; padding: 0 0 20px 0; overflow: hidden; }
#introduce ul { width: 860px; height: 60px; padding-bottom: 19px; border-bottom: 1px dashed #666; }
#introduce ul li { float: left; text-align: center; width: 130px; height: 60px; background: url(/products/images/tb_bg.png) no-repeat; margin-right: 30px; }
#introduce ul li a { line-height: 60px; font-weight: bold; font-size: 14px; color: #666; text-decoration: none; }
#introduce .intro { overflow: hidden; border-bottom: 1px dashed #666; padding: 30px 0; }
#introduce .intro .img { float: left; width: 345px; height: 240px; }
#introduce .intro .textbox { width: 425px; float: left; margin: 0 45px; }
#introduce .intro .textbox .title { font-size: 30px; color: #333; line-height: 60px; }
#introduce .intro .textbox .text { font-size: 14px; color: #666; line-height: 21px; }

#edition { width: 860px; margin: 0 auto; padding: 0 0 20px 0; overflow: hidden; }
#edition .topwrap { width: 860px; height: 230px; padding-bottom: 30px; }
#edition .topwrap .left { width: 267px; float: left; }
#edition .topwrap .left .img { width: 128px; height: 128px; background: url(/products/IT2008/images/IT2008.png) no-repeat; }
#edition .topwrap .left .title { font-size: 30px; line-height: 60px; color: #0099ff; }
#edition .topwrap .left .text { font-size: 18px; font-weight: bold; line-height: 20px; color: #000; }
#edition .topwrap .middle { float: left; margin-left: 40px; width: 250px; padding-top: 90px; }
#edition .topwrap .right { float: left; margin-left: 40px; width: 250px; padding-top: 90px; }

#requirement { width: 860px; margin: 0 auto; padding: 0 0 20px 0; overflow: hidden; }
#requirement .requireWrap { width: 700px; padding: 50px 80px; overflow: hidden; border-radius: 5px; background: #e9e9ea; }
#requirement .requireWrap .left { width: 345px; float: left; margin-right: 10px; }
#requirement .requireWrap .tr { border-bottom: 1px dashed #666; height: 65px; }
#requirement .requireWrap img { width: 50px; float: left; height: 50px; margin-right: 10px; }
#requirement .requireWrap .text { float: left; width: 285px; }
#requirement .requireWrap .right { width: 345px; float: left; }

#update { width: 860px; margin: 0 auto; color: #666; line-height: 22px; padding: 0 0 20px 0; overflow: hidden; }
#update ul { overflow: hidden; padding: 20px 10px 0 10px; border-bottom: 1px dashed #666; cursor: pointer; }
#update ul:hover { background: #f9f9f9; }
#update ul h3 { font-size: 18px; font-weight: normal; color: #06c; margin-bottom: 20px; }
#update ul h3 span { color: #999; padding-left: 20px; }
#update ul li { padding-bottom: 10px; }

#demo { width: 860px; margin: 0 auto; padding: 0 0 20px 0; overflow: hidden; color: #666; line-height: 14px;}
#demo .proitem { float: left; width: 432px; height: 100px; padding: 15px; border: 1px solid #ddd; background: url(/products/images/prolist_bg.jpg) repeat-x; }
#demo .proitem .icon { width: 100px; height: 100px; float: left; }
#demo .proitem .right_content { float: left; margin-left: 15px; width: 310px; position: relative; }
#demo .it2008 { }
#demo .it2008 .icon { background: url(/products/images/IT2008_logo.png) no-repeat; }
#demo .proitem a { background: url('../../../images/bg_button.png') left 0px no-repeat; display: inline-block; height: 25px; margin: 7px 0; }
#demo .proitem a span { margin-left: 45px; font-weight: bold; line-height: 25px; height: 25px; display: inline-block; color: #fff; background: url('../../../images/bg_button.png') right -25px no-repeat; padding-right: 45px; }
#demo .proitem a:hover { text-decoration: none; background-position: left -50px; }
#demo .proitem a:hover span { background-position: right -75px; }
#demo .proitem .proname { font-size: 16px; font-weight: bold; margin-bottom: 3px; }
#demo .proitem .prodes { font-size: 12px; font-weight: bold; color: #333; }
#demo .proitem .protext { font-size: 11px; }

#buy { width: 860px; margin: 0 auto; padding: 0 0 20px 0; overflow: hidden; color: #666; }
#buy .buywrap { float: left; overflow: hidden; padding-bottom: 15px; width: 420px; margin-right: 15px; }
#buy .buywrap .top { float: left; border-bottom: 1px dashed #666; width: 420px; }
#buy .buywrap .top .title { color: #005fa9; font-size: 14px; }
#buy .buywrap .top .icon { float: left; margin-top: 10px; width: 128px; height: 128px; background: url(/products/images/IT2008_logo.png) no-repeat; }
#buy .buywrap .top .des { margin-left: 15px; width: 267px; float: left; }
#buy .buywrap .bottom { float: left; padding-top: 15px; }
#buy .buywrap .bottom select { vertical-align: middle; width: 125px; height: 25px; border: 1px solid #999; background-color: rgb(247,247,247); }
#buy .buywrap .bottom input { width: 80px; height: 27px; }
#buy .buywrap .bottom ul { border-bottom: 1px dashed #666; width: 420px; padding-bottom: 15px; }
#buy .buywrap .bottom ul h3 { font-size: 18px; }
#buy .buywrap .bottom ul li { padding-left: 35px; line-height: 21px; }
#buy .upgrade { float: left; width: 420px; }
#buy .upgrade .proitem { float: left; border-radius: 5px; background: #e9e9ea; padding: 10px 5px; }
#buy .upgrade .proitem .icon { float: left; width: 100px; height: 100px; }
#buy .upgrade .proitem .right_content { float: left; margin-left: 15px; width: 295px; position: relative; }
#buy .it2008 { }
#buy .it2008 .icon { background: url(/products/images/IT2008_logo.png) no-repeat; }

#buy .proitem a { background: url('../../../images/bg_button.png') left 0px no-repeat; display: inline-block; height: 25px; margin: 0 0 7px 0; }

#buy .proitem a span { margin-left: 45px; font-weight: bold; line-height: 25px; height: 25px; display: inline-block; color: #fff; background: url('../../../images/bg_button.png') right -25px no-repeat; padding-right: 45px; }

#buy .proitem a:hover { text-decoration: none; background-position: left -50px; }

#buy .proitem a:hover span { background-position: right -75px; }

#buy .proitem .proname { font-size: 16px; font-weight: bold; margin-bottom: 3px; }

#buy .proitem .prodes { float: left; width: 145px; margin-bottom: 10px; }

#buy .proitem .protext { font-size: 11px; }

#help { width: 860px; margin: 0 auto; padding: 0 0 20px 0; overflow: hidden; }

#help .content_text { float: left; width: 330px; height: 110px; overflow: hidden; padding: 0 40px 40px 20px; }

#help .content_text h3 { background: url(/help/images/icon-title.png) 2px 4px no-repeat; margin-left: -15px; padding-left: 15px; }

#help .content_text ul li { font-size: 14px; line-height: 25px; }

#help .content_text ul li { font-weight: normal; list-style: disc; line-height: 20px; font-size: 12px; }

#help .content_text ul li a { font-family: Tahoma, Geneva, sans-serif; color: Black; }

#help a { color: #1a82b0; }