ex;
  flex-direction: column;
  inline-size: 100px;
  aspect-ratio: 2 / 1;
  background: green;
  max-block-size: 100px;
}
#item {
  flex: 0 0 200px;
}
</style>

<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div id="container">
  <div id="item"></div>
</div>
