.certification-tips{width:72%;margin-left:auto;margin-right:auto;font-size:16px;line-height:20px;padding-top:40px;padding-bottom:80px;color:#616167;text-align:left}.certification-download .certification-download-list .certification-download-item:last-child{border-bottom:1px solid #ddd}.certification-download{margin-top:2vw}@media(max-width:768px){.certification-download{margin-top:8vw}.certification-download .certification-download-list .certification-download-item:last-child{border-bottom:.18vw solid #ddd}.certification-tips{width:88%;margin-left:auto;margin-right:auto;font-size:2.667vw;padding-top:5vw;padding-bottom:10.667vw;line-height:1.4;color:#000}}