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

@-moz-document domain("metafilter.com") {
#logo, #topline, #yellowbar, #navseldom, #navoften, #footer, #related, #toolbar, #page > H1 > SPAN, .whitesmallcopy, #search, .mefimessages, .tags, #bottomline, INPUT[type="submit"][class="button"][name="post"][value="Preview"]
{
display: none !important;
}

#page > DIV:first-child + H1 + DIV > DIV
{
border-top: none !important;
}
}