{{ $currentPage := . }}
{{ $currentPageUrl := .RelPermalink }}

<button class="btn btn-block btn-outline-secondary mb-3 d-block d-lg-none" type="button" data-toggle="collapse" data-target=".docs-menu">
    Toggle Menu
</button>

{{ range .Site.Sections }}
  {{ $versionDocsPage := . }}
  {{ $versionDocsUrl := .RelPermalink}}
  <nav class="docs-menu collapse d-lg-block"> 
    {{ if in $currentPageUrl $versionDocsUrl }}    
      {{ range (.RegularPagesRecursive.GroupByParam "menu").Reverse }}
        <div class="sidemenu-docs">
          <input type="checkbox" id="menuinput-{{ .Key }}" class="menuinput" {{if eq .Key "thanos"}} checked {{end}}/>
          <label for="menuinput-{{ .Key }}" class="menulabel-docs">
            <h5 >{{ .Key }}</h5>
            <img class="caret-expand" src="/expand.svg" alt="expand" />
          </label>        
          {{ range .Pages }}
          <div class="list-group list-group-flush">
            <a class="list-group-item list-group-item-action list-group-item-docs py-1" href="{{ .Permalink }}">{{ .Title }}</a>
          </div>
          {{ end }}
        </div>
      {{ end }}
    {{ end }}
  </nav>
{{ end }}