.vertical-center{margin:0;padding:15px;position:absolute;top:50%;left:50%;-ms-transform:translate(-50%,-50%);transform:translate(-50%,-50%)}.columnsCards{float:left;width:25%;padding:16px 8px}.row:after{content:"";display:table;clear:both}.flip-card{background-color:transparent;width:300px;height:300px;perspective:1000px}.flip-card-inner{position:relative;width:100%;height:100%;transition:transform .6s;transform-style:preserve-3d;box-shadow:0 4px 8px 0 rgba(0,0,0,.2)}.flip-card:hover .flip-card-inner{transform:rotateY(180deg)}.flip-card-back,.flip-card-front{position:absolute;width:100%;height:100%;-webkit-backface-visibility:hidden;backface-visibility:hidden}.flip-card-front{background-color:#fff;color:#000}.flip-card-back{background-color:#d4272e;color:#fff;transform:rotateY(180deg)}@media only screen and (max-width:600px){.columnsCards{width:100%;display:block;margin-bottom:20px}}@media only screen and (min-width:768px){.columnsCards{width:50%}}@media only screen and (min-width:992px){.columnsCards{width:33.3%}}@media only screen and (min-width:1200px){.columnsCards{width:25%}}