s/custom-elements/custom-elements.min.js"></script>
    <script src="../node_modules/@webcomponents/shadycss/scoping-shim.min.js"></script>
    <script src="../node_modules/@webcomponents/shadycss/apply-shim.min.js"></script>
    <script src="../node_modules/@webcomponents/shadycss/custom-style-interface.min.js"></script>
    <script src="module/generated/make-element.js"></script>
  </head>
  <body>
    <template id="x-bug">
      <style>
        :host {
          --bg: rgb(255, 0, 0);
        }
        di