chromium/chrome/browser/resources/lens/overlay/search_bubble/search_bubble.html

<!doctype html>
<html dir="$i18n{textdirection}" lang="$i18n{language}">
  <head>
    <meta charset="utf-8">
    <meta name="color-scheme" content="light dark">
    <link rel="stylesheet" href="chrome://theme/colors.css?sets=ui,chrome">
    <link rel="stylesheet" href="chrome://resources/css/text_defaults_md.css">
    <link rel="stylesheet" href="chrome://resources/css/md_colors.css">
    <style>
    html, body {
      height: 104px;
      width: 360px;
      margin: 0;
    }
    </style>
  </head>
  <body>
    <search-bubble-app></search-bubble-app>
    <script src="search_bubble_app.js" type="module"></script>
  </body>
</html>