<doc>

<part>Sectioning</part>

<h1>Level 1 section</h1>

<section>Level 1 section (alternative)</section>

<h2>Level 2 section</h2>

<subsection>Level 2 section (alternative)</subsection>

<h3>Level 3 section</h3>

<subsubsection>Level 3 section (alternative)</subsubsection>

<h4>Level 4 section</h4>

<h5>Level 5 section</h5>

<h6>Level 6 section</h6>

</doc>

