.case_cont {overflow: hidden;}
.sv_mu {width:1200px; height:35px; margin-top:20px;}

.sv_mu li { width:110px;height:35px;color:#000;font-family: "Microsoft Yahei"; font-weight:bold; font-size:16px;overflow: hidden; float:left; margin-left:10px;-moz-border-radius: 20px;      /* Gecko browsers */
    -webkit-border-radius: 20px;   /* Webkit browsers */
    border-radius:20px;}
.sv_mu li a {display: block;width:110px; line-height:35px; height:35px;text-align:center;color: #fff;}
.sv_mu li a:hover, .sv_mu .cur a {text-decoration: none;color: #fff; background:#343339; }

.sv_info {width: 1200px;height:526px; margin:30px auto;}

.sv_info h2 {font: bold 18px "Microsoft YaHei";color: #d90400; line-height:40px;}
.sv_info {font: normal 14px "Microsoft YaHei";color: #666; line-height:26px;}






/* -- 页面整体布局 -- */
.header2 , .content2 , .footer2 { width:1200px; }