JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width" />
    <link
          rel="stylesheet"
          href="https://cdn.jsdelivr.net/npm/@fancyapps/ui@5.0/dist/fancybox/fancybox.css"
          />
  </head>
  <body>
    <div>
      <p>
        <button id="triggger">
          Launch Video
        </button>
      </p>
    </div>
    <script src="https://cdn.jsdelivr.net/npm/@fancyapps/ui@5.0/dist/fancybox/fancybox.umd.js"></script>
    <script>
      document.getElementById("triggger").addEventListener("click", () => {
        Fancybox.show([
          {
            src: "https://www.youtube.com/watch?v=z2X2HaTvkl8",
            thumb: "http://i3.ytimg.com/vi/z2X2HaTvkl8/hqdefault.jpg",
          },
          {
            src: "https://www.youtube.com/watch?v=dZRqB0JLizw",
            thumb: "http://i3.ytimg.com/vi/dZRqB0JLizw/hqdefault.jpg",
          },
          {
            src: "https://vimeo.com/259411563",
            thumb: "https://f.vimeocdn.com/images_v6/lohp/video1_thumbnail.png",
          },
        ]);
      });  
    </script>
  </body>
</html>