.ad4{ background: url(/images/ad4.jpg) center bottom no-repeat; height:300px; padding-top:80px;}
.about_box{ background:url(/images/about-bj.jpg) repeat-y; overflow:hidden;  padding-bottom:30px;}
.about-left{ width:170px; float:left; padding-left:14px;padding-top:20px;overflow:hidden }
.about-left ul{ margin-top:10px;}
.about-left li{ font-size:16px; border-bottom:1px solid #eee; padding-top:10px; padding-bottom:10px;}
.about-right{ width:915px; float:right; padding-right:30px;padding-top:10px; overflow:hidden}
.news_bj{ background:#f4f4f4; padding-top:60px; padding-bottom:40px; overflow:hidden}

.tab03{ background:url(/images/tab.jpg) repeat-X bottom; height:60px; line-height:60px; overflow:hidden; margin-bottom:30px;}
.tab03 .left{float:left; padding-left:40px; padding-right:40px;height:60px; font-size:20px;}
.tab03 .hover{color:#45c1c1; background:url(/images/tab-hover.jpg) repeat-X  bottom; font-size:20px; font-weight:bold; float:left  }

.about_box .wz{ width:550px; float:left;text-indent:25px; line-height:40px;}
.about_box .imgbox{ border-radius:6px; height:46px; float:right; width:330px; height:403px; overflow:hidden}
.about_box .imgbox img{width:330px;}