@namespace url(http://www.w3.org/1999/xhtml);
@-moz-document domain("flickr.com") {
  .photoImgDiv img {
    background-color: #808080;
    -moz-box-shadow: 0px 0px 25px black;
    margin-top: 5px;
  }
  
  .photo_container img {
    background-color: #808080;
    -moz-box-shadow: 0px 0px 15px black;
  }
}