.nav ul{ padding:0; margin:0}
.nav ul li{float:left; margin-left:3px;}
.nav ul li a{ display:block;width:162px; height:33px; background:url(../images/nav_bg2.jpg) no-repeat;color:#626469; text-align:center; padding-top:10px; font-size:10px; }
.nav ul li a:hover{background:url(../images/nav_bg1.jpg) no-repeat; color:#FFF;}
.span1{ font-size:14px; font-weight:bold;}

.center{width:992px; height:auto; margin:0 auto; margin-top:12px; }
.left{ float:left; width:191px;}
.span2{ font-size:15px; font-weight:bold; color:#626262;}
.span3{ font-size:12px; font-weight:bold; color:#bcbcbc;}

.ul1{ margin-top:10px}
.ul1 li{ width:166px; height:26px; background:url(../images/left_li_bg.jpg) no-repeat; line-height:30px; padding-left:23px; font-weight:bold;}
.ul1 li a:hover{ color:#87d300;}
.ul2{ color:#87d300; margin-top:15px;}
.ul2 li{ height:28px; font-size:14px; font-weight:bold;}
.ul2 li a{ color:#87d300;}

.td1{font-size:13px; color:#5f5f5f; font-family:Verdana, Geneva, sans-serif;}
.td1 a:hover{color:#87d300;}

.right{ float:left; margin-left:23px; width:778px;}
.ul3{ margin:0; width:770px; height:115px; border:1px solid #999; padding-top:16px; padding-left:6px;}
.right1{width:543px; height:155px; background:url(../images/introduce.jpg) no-repeat; margin-top:15px; padding-top:45px; padding-left:15px; line-height:25px; text-indent:2em; }
.ul4{ margin-top:12px; padding-left:10px;}
.ul4 li{ height:28px;}

.context{ line-height:20px; font-size:12px; margin-top:10px;}

.news_context li{ width:680px; background:url(../images/yuanquan.jpg) 0 3px no-repeat; padding-left:20px; height:30px;}
#demo {

     overflow:hidden;
   
     width: 760px;

    }
 
    #indemo {
     float: left;
     width: 1000%;
    }
    #demo1 {
     float: left;
    }
    #demo2 {
     float: left;
    }
.news{border-left:1px solid #6caa2d;border-right:1px solid #6caa2d; width:755px; padding-left:20px;}
.news p{ line-height:30px;}
.news img{ max-width:730px;}