@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document domain("digg.com") {

#h, #top_ad_msft, #footer, .copyright, .sidebar-short, #sub-nav, #comments_ad_msft, .comment, #join-digg, .news-details, .news-digg
  { display: none; }

#enclosure1
  { margin: 0; }

}