<div class="card">
  {{ $lang := "" }}
  {{ with $.Get "lang" }}
    {{ $lang = $.Get "lang" }}
  {{ end }}
  {{ $highlight := "" }}
  {{ with $.Get "highlight" }}
    {{ $highlight = $.Get "highlight" }}
  {{ end }}
  {{- with $.Get "header" -}}
    <div class="card-header bg-white">
      {{- $.Get "header" | markdownify -}}
    </div>
  {{end}}
  <div class="card-body code p-l0 m-0">
      {{ with $.Inner }}
        {{- highlight $.Inner $lang $highlight -}}
      {{ end }}
  </div>
</div>
