varbase_dashboards-1.0.x-dev/templates/layouts/claro/layouts--1.html.twig

<div {{ attributes.addClass('layout-row', 'clearfix') }}>
  <div class="layout-column layout-column--half">
    {% if content.one %}
    <div {{ region_attributes.one }}>
      {{ content.one }}
    </div>
    {% endif %}
    {% if content.two %}
    <div {{ region_attributes.two }}>
      {{ content.two }}
    </div>
    {% endif %}
  </div>
  {% if content.three %}
  <div class="layout-column layout-column--half">
    <div {{ region_attributes.three }}>
      {{ content.three }}
    </div>
  </div>
  {% endif %}
</div>