div#box { position: relative;  width: 220px;  height: 280px;  }

img.photo
{   position: absolute; 
    width: 220px; height: 280px;
}

div.caption
{   position: absolute; 
    left: 8px; top: 16px; 
    padding: 4px;
    z-index: 1;
    white-space: nowrap;
    text-align: right;
    font-weight: bold;
    background: rgba(255, 255, 255, 0.5);
}