div.vierer {
    padding:0;
    margin:0;
    /*background-color:#0F0;*/
    width:150px;
    height:250px;
    display:block;
    float:left;
    overflow:hidden;

}

div.vierer img { border: 1px solid #666; }

div.eins, div.zwei, div.drei { margin-right:20px; }