<!doctype html>
<title>radial-gradient() with container relative unit &lt;radial-size> (horizontal)</title>
<link rel="help" href="https://drafts.csswg.org/css-images/#radial-gradient-syntax">
<link rel="help" href="https://drafts.csswg.org/css-conditional-5/#container-lengths">
<link rel="match" href="radial-gradient-container-relative-units-ref.html">
<style>
  #container { container-type: size; width: 100px; height: 100px; }
  #inner {
    width: 100%;
    height: 100%;
    background-image: radial-gradi