index.html

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@license
Copyright (c) 2016 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
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The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
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<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <base href="/">
  <meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">

  <title>SHOP</title>
  <meta name="description" content="Polymer Shop Demo">

  <link rel="shortcut icon" sizes="32x32" href="images/shop-icon-32.png">
  <meta name="twitter:card" content="summary">
  <meta name="twitter:site" content="@Polymer">
  <meta property="og:type" content="website">
  <meta property="og:site_name" content="SHOP">
  <meta name="theme-color" content="#fff">
  <link rel="manifest" href="manifest.json">

  <style>

    body {
      margin: 0;
      font-family: 'Roboto', 'Noto', sans-serif;
      font-size: 13px;
      line-height: 1.5;
      min-height: 100vh;
    }

    /* styling for render while resources are loading */
    shop-app[unresolved] {
      display: block;
      min-height: 101vh;
      line-height: 68px;
      text-align: center;
      font-size: 16px;
      font-weight: 600;
      letter-spacing: 0.3em;
      color: #202020;
      padding: 0 16px;
      overflow: visible;
    }

  </style>

</head>
<body>

  <shop-app unresolved>SHOP</shop-app>

  <script src="node_modules/@webcomponents/webcomponentsjs/webcomponents-loader.js"></script>
  <script type="module" src="src/shop-app.js"></script>

  <script>
    window.performance && performance.mark && performance.mark('index.html');
  </script>

</body>
</html>