sophie-lewis-hugo/themes/sophie-lewis/layouts/_default/single.html

{{ define "main" }}
  {{ $content_class := $.Page.Params.title | lower }}
  {{ if eq (.Title | lower) "about" }}
    <div class="columns">
      <div class="column is-one-third">
        <div class="headshot">
          <img src='{{relURL "img/example_headshot-masterchief.png"}}'>
        </div>
      </div>
      <div class="column">
        <div id="content" class='section {{ $content_class }}'>
          {{.Content}}
        </div>
      </div>
    </div>
  {{ else }}
    <div id="content" class='section {{ $content_class }}'>
      {{.Content}}
    </div>
  {{ end }}
{{ end }}