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  <section>
    <title>Biggest heading</title>
    <section>
      <title>Bigger heading</title>
      <section>
        <title>Big Heading</title>
        <section>
          <title>Normal Heading</title>
          <section>
            <title>Small Heading</title>
            <section>
              <title>Smallest Heading</title>
            </section>
          </section>
        </section>
      </section>
    </section>
    <section>
      <title>Bigger heading</title>
      <section>
        <title>Big Heading</title>
      </section>
    </section>
  </section>
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