website/themes/datacoop2020/layouts/partials/nav.html

<nav>
    <ol>
      {{ $currentPage := . }}
      {{ range .Site.Menus.nav }}
        {{ $atURL := absURL $currentPage.RelPermalink }}
        {{ $compURL := absURL .URL }}
        <li><a href="{{ .URL }}"{{ if (eq $atURL $compURL) }} class="active"{{ end }}>{{ .Name }}</a>
          <ol class="sub-menu">
            {{ range .Children }}
            {{ $compURL := absURL .URL }}
             <li><a href="{{ .URL }}"{{ if (eq $atURL $compURL) }} class="active"{{ end }}>{{ .Name }}</a>
             </li>
            {{ end }}
          </ol>
	</li>
      {{ end }}
    </ol>

    <footer>
        <ol>
        {{ range $.Site.Home.AllTranslations }}
          <li><a href="{{ .Permalink }}">{{ .Language.LanguageName }}</a></li>
        {{ end }}
        </ol>
    </footer>
</nav>