#column1{width:33%;float:left}#column2{width:33%;float:left}#column3{width:34%;float:left}.adv_col{text-align:center;border:solid 1px #ececec;padding:10px 0;background-color:#fff}@media screen and (max-width:600px){#column1{width:auto;float:none}#column2{width:auto;float:none;margin-left:0}#column3{width:auto;float:none}}