@media only screen and (max-width: 768px) {.ads-mob{min-height:50px;background-color:#fff;position:fixed;bottom:0;left:0;right:0;border-top:1px solid #545454;background-size:cover;z-index:200;}.ads-mob-block{width:320px;height:52px;margin:0 auto;background:url('../images/ads-mob.jpg') center no-repeat;border:1px solid #545454;border-top:none;border-bottom:none;}#back-top{bottom:10%!important;}}