gohugo-theme-ananke/layouts/_default/single.html

{{ define "header" }}{{ partial "page-header.html" . }}{{ end }}
{{ define "main" }}
{{ $currentPageUrl := .URL }}
{{ $currentSection := where .Site.Pages "Section" .Section }}

<div class="flex flex-wrap">
  <aside class="w-20 pa4 bg-light-silver">
    <ul>
      {{ range  $currentSection }}
      <li>
        <a href="{{ .URL }}" class="link">
            {{ .Title }}
        </a>
      </li>
      {{ end }}
    </ul>
  </aside>

  <article class="center cf pv5 measure-wide-l">

    <h4 class="f6">
      {{ humanize .Section | upper  }}
    </h4>
    <h1>
      {{ .Title }}
    </h1>
    <div class="nested-copy-line-height nested-links nested-img mid-gray measure-wide-l">
        {{ .Content | markdownify }}
    </div>
  </article>
</div>
{{ end }}