@-moz-document domain("slashdot.jp") {
div#links,
div#slashboxes,
div#ad1,
div#google_adsense,
div#indexhead,
div.bigbanner,
div#ads-superbanner {
  display: none !important;
}
div#articles,
div#contents {
  margin: 0 !important;
}
div#contents {
  position: static !important;
}

}