w html code ============== -->
            <aside
              style="position: -webkit-sticky; position: sticky; top: 120px"
            >
              &larr; Edit me!
            </aside>
            <pre
              class="language-html"
            ><code id="html-sectionD" contenteditable="true"><xmp><!DOCTYPE html>
<meta charset="utf-8">

<!-- Create a div where the graph will take place -->
<canvas id="my_dataviz4" width="400" height="400">
</canvas>

</xmp></code></pre>
            <!-- ========