.card-body .content{
    background:#fff;
    position: relative;
    box-shadow: 0 0 8px #eee;
    border-radius: 8px;
    margin: 8px;
    overflow: hidden;}
.content h2{text-align:center;}
.content em{text-align:center;display:block}
.content img{max-width:100%;height:auto;}