<!DOCTYPE html>
<title>aspect-ratio flex item</title>
<link rel="help" href="https://drafts.csswg.org/css-flexbox/#definite-sizes">
<link rel="match" href="../../reference/ref-filled-green-100px-square.xht" />
<meta name="assert" content="Item's final height is definite when the flex base size is definite because it derives from item's aspect ratio and stretched width, not from layout">

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

<div style="display: flex; flex-direction: column; width: 100px;">
  <div style="aspect-ratio: 1/1; background: red;">
    <div style="height: 100%; background: green;"></div>
  </div>
</div>
