app/experiments/paint/circles-props/index.html

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    <title>Houdini samples: Circles with properties</title>

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    <h1>Circles with properties</h1>
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    <pre class="Code" data-code=".css">
  --circles-count: 5;
  --circles-opacity: 0.6;
  --circles-strokeWeight: 2;
  --circles-fill: 1;

  background: paint(circles);</pre
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    <script>
      (async function () {
        if (CSS["paintWorklet"] === undefined)
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          "/experiments/paint/circles-props/worklet.js"
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