chromium/chrome/browser/resources/privacy_sandbox/internals/private_state_tokens/private_state_tokens.html

<!doctype html>
<html dir="$i18n{textdirection}" lang="$i18n{language}">
<head>
  <meta charset="utf-8">
  <title>Private State Tokens</title>
  <link rel="stylesheet" href="chrome://resources/css/md_colors.css">
  <link rel="stylesheet" href="chrome://resources/css/text_defaults_md.css">
  <style>
    html {
      overflow: hidden;
    }

    @media (prefers-color-scheme: dark) {
      html {
        background: var(--md-background-color);
      }
    }

    html,
    body {
      height: 100%;
      margin: 0;
    }
  </style>
</head>
<body>
  <private-state-tokens-app></private-state-tokens-app>
  <script type="module"
      src="private_state_tokens/private_state_tokens.js"></script>
</body>
</html>