<!DOCTYPE html>
<title>CSS aspect-ratio: the block size should be transferred from the inline size.</title>
<link rel="author" title="Mozilla" href="https://www.mozilla.org/">
<link rel="help" href="https://drafts.csswg.org/css-sizing-4/#aspect-ratio">
<link rel="help" href="https://drafts.csswg.org/css-grid/#grid-item-sizing">
<link rel="help" href="https://drafts.csswg.org/css-grid/#transferred-size-suggestion">
<link rel="match" href="../../reference/ref-filled-green-100px-square.xht" />
<style>
  #refer