.service-main{margin:0 -15px;display:block;float:none}.service-main .service-boxs{padding:15px;width:25%;float:left}.service-img{height:240px;background-size:cover;background-position:center center;background-repeat:no-repeat}@media(max-width:767px){.service-main .service-boxs{width:100%}.service-img{height:200px}}