d: linear-gradient(to top, green 0, green 1lh, red 1lh);
  background-position: left bottom;
}
</style>

<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>

<div class="container">
  <div class="bg">
    XXXX<br>
    XXXX<br>
    XXXX<br>
    <span class="red">XXXX</span>
  </div>
  <div class="clamp">
    <span class="red large">XXXXXXXXX XXX</span>
  </div>
</div>
