src/index.html

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <title>Reducks Starter</title>
    <script defer="defer" src="./bundle.js"></script>
    <link rel="stylesheet" type="text/css" href="https://fonts.googleapis.com/css?family=Open+Sans">
    <link rel="stylesheet" type="text/css" href="./styles.css">
    <link rel="manifest" href="./manifest.json">
    <link rel="shortcut icon" href="/icons/favicon.ico">
    <meta name="theme-color" content="#84fab0">
    <script>
      if ('serviceWorker' in window.navigator) {
        window.addEventListener('load', () => window.navigator.serviceWorker.register('/sw.js'));
      }
    </script>
  </head>
  <body>
    <noscript>
      If you're seeing this message, that means <strong>JavaScript has been disabled on your browser</strong>,
      please <strong>enable JavaScript</strong> to make this app work.
    </noscript>
    <div id="root"></div>
  </body>
</html>