arkdown-css-theme/blob/27d0aa58bfc6eafe296e2cef1900a39c9c2507a7/public/css/theme.css#L2">theme.css</a> for the full list of CSS variables. They control things like</p>
<ul>
<li>Font colors</li>
<li>Accent colors</li>
<li>Table borders and header colors</li>
<li>Font family</li>
<li>Font sizes, including body copy, code, and headings</li>
<li>Side note text sizes and alignment</li>
<li>The main width, including at narrow screen sizes.</li>
</ul>
<p>As an example, see the <a href="../tufte/">Kitchen Sink Tuft