text: <!DOCTYPE html>
  <html lang="ja">
  <head>
    <meta charset="UTF-8">
    <title>CSS Test: Autohide ruby annotations which are identical to their bases</title>
    <link rel="author" title="Xidorn Quan" href="mailto:quanxunzhen@gmail.com">
    <link rel="help" href="http://www.w3.org/TR/css-ruby-1/#autohide">
    <link rel="match" href="ruby-autohide-003-ref.html">
    <style>
      body { line-height: 5em; }
    </style>
  </head>
  <body>
    <ruby>
      <rb>振</rb><rb>り</rb><rb>仮</rb><rb>名</rb>
      <rt>ふ</rt><rt style="line-height: 100em;">り</rt><rt>が</rt><rt>な</rt>
    </ruby>
  </body>
  </html>
  