.footer{width:100%;max-width:1920px;min-width:860px;background-color:#000;height:180px;position:relative}.footer a{color:#fff}.footer span{color:#fff;padding-left:30px;vertical-align:middle}.footer-main{width:900px;margin:0 auto;font-size:12px;text-align:left;padding:30px 0 10px;line-height:24px;letter-spacing:1px}.footer-part1{position:relative}.footer-part1 .co-logo{display:inline-block;vertical-align:middle;min-width:250px;height:64px}.footer-part1 .co-logo img{padding-top:1px;vertical-align:middle}.footer-part1 .co-info{display:inline-block}.footer-part1 .co-info i{font-style:normal}.footer-part1 .certification{width:130px;height:22px;color:#fff;border:1px solid #fff;display:inline-block;margin-left:27px;line-height:22px;text-align:center;vertical-align:-14px}.footer-part2{padding-top:12px;line-height:24px}