.g-bd{background:#f7f8f9;background-image:url(/images/all_bg.png);background-position:top;background-repeat:no-repeat;background-size:100% 150px}.con-tag{width:1200px;margin:0 auto}.con-tag h2{font-size:34px;text-align:center;color:#fff}.con-tag h2 span{line-height:150px;font-size:16px;padding:0 10px;vertical-align:middle}