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

@-moz-document domain("dic.nicovideo.jp") {
  a.auto, a.auto-hdn {
    color: inherit !important;
    border-bottom: 1px solid silver !important;
    -moz-border-radius: 2px;
    line-height: 1 !important;
    display: inline-block;
  }
  a.auto:hover, a.auto-hdn:hover,
  a.auto:focus, a.auto-hdn:focus {
    text-decoration: none !important;
    border-bottom-color: #ff8800 !important;
    color: #ff8800 !important;
  }
}