 change it dynamically (depending on page size, font size, etc.) so that headings and other elements can be adjusted.</p>

      <section id="variables-you-can-set-2" class="level3">
        <h3 class="sigil_not_in_toc">Variables you can set</h3>

        <section id="typefaces" class="level4">
          <h4 class="sigil_not_in_toc">Typefaces</h4>

		  <hr/>

          <pre><code>--RS__compFontFamily</code></pre>

          <p>The typeface for headings. The value can be another variable e.g. <code>var(-RS__