stro-3HS6YOU4">.side-footer</code> elements can be placed randomly in
                        <code class="astro-3HS6YOU4">.app-side</code>.
                        <code class="astro-3HS6YOU4">.side-heading</code> and <code class="astro-3HS6YOU4">.side-footer</code> are
                        <u class="astro-3HS6YOU4">not required</u>. Also <code class="astro-3HS6YOU4">.side-heading</code> and <code class="astro-3HS6YOU4">.side-footer</code> elements can be used
                        <u class="astro-3HS