<nav id="page-toc" class="page-sidebar">
    {% include jekyll-docs-theme/toc.html
         class="list-unstyled.pl-0"
         anchor_class="nav-link.px-3.py-1"
    %}

    <a class="px-3 text-muted" href="#top">
        <small>Back to top</small>
    </a>
</nav>