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

/* ウェブ検索 */
@-moz-document domain("google.com"), domain("google.co.jp") {
  body {
    counter-reset: result !important;
  }
  h3.r:before {
    content: counter(result) ". " !important;
    counter-increment: result !important;
  }
}

/* ブックス */
@-moz-document domain("books.google.com"), domain("books.google.co.jp") {
  body {
    counter-reset: result !important;
  }
  h2.resbdy:before {
    content: counter(result) ". " !important;
    counter-increment: result !important;
  }
}

/* スカラー */
@-moz-document domain("scholar.google.com"), domain("scholar.google.co.jp") {
  body {
    counter-reset: result !important;
  }
  div.gs_rt h3:before {
    content: counter(result) ". " !important;
    counter-increment: result !important;
  }
}