.detailoage{margin-top:80px;text-align:center}.detailoage h3{line-height:30px;font-weight:500;margin-bottom:35px}.detailoage div{margin:140px auto 80px;width:1200px;text-align:left}.detailoage div img{margin-bottom:30px;width:100%;height:auto;vertical-align:middle;border-style:none;margin:10px auto}