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<!DOCTYPE html>
<title>CSS aspect-ratio: Vertical writing mode in Flexbox</title>
<link rel="author" title="Google LLC" href="https://www.google.com/">
<link rel="help" href="https://drafts.csswg.org/css-flexbox/#line-sizing" title="9.2.3.B">
<link rel="match" href="../../reference/ref-filled-green-100px-square.xht" />
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div style="display: flex;">
<div style="background: green; height: 100px; aspect-ratio: 1/2; min-width: 0; writing-mode: vertical-lr;"></div>
<div style="background: green; width: 50px; height: 100px;"></div>
</div>