n-height so we don't have to think about it. */
    min-height: 0px;
    width: 10px;
    flex: 0 0 100px;
  }
</style>

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

<div id=reference-overlapped-red></div>

<div
  style="display: flex; flex-flow: column wrap; height: 100px; width: max-content; column-gap: 80px; background: green;">
  <div class="item"></div>
  <div class="item"></div>
</div>
