t's needed to be done is to add <code class="astro-3HS6YOU4">.sidee-fixed</code> class with
                    <code class="astro-3HS6YOU4">.page-fixed</code> to <code class="astro-3HS6YOU4">body</code> element.
                  </p>
                  <pre class="astro-3HS6YOU4"><code class="astro-3HS6YOU4">&lt;body class="page-fixed side-fixed"&gt;
  ...
&lt;/body&gt;</code></pre>
                  <p class="astro-3HS6YOU4">
                    <code class="astro-3HS6YOU4">.side-heading</code> and <code 