there is a <strong>filled green square</strong> and <strong>no red</strong>.</p>
  <div class="fail">XXXX<span>XXXXXX</span><br><span>XXXXXXXXXX</span><br><span>XXXXXXXXXX</span><br><span>XXXXXXXXXX</span><br><span>XXXXXXXXXX</span><br><span>XXXXXXXXXX</span><br><span>XXXXXXXXXX</span><br><span>XXXXXXXXXX</span><br><span>XXXXXXXXXX</span><br><span>XX</span>XXXX<span>XXXX</span></div>
  <div class="test">XXXX&#x3000;&#x3000;&#x3000;&#x3000;&#x3000;&#x3000;&#x3000;&#x3000;&#x3000;&#x3000;&#x3000;&#x3000;&#x30