anonimos.js

// 1
(function () {
    const iframe = document.createElement('iframe');
    iframe.style.cssText  = 'position:absolute;top:0;left:0;width: 100vw;height:80vh;z-index:99999;overflow: hidden;background:#151414';
    iframe.src = 'https://player.vimeo.com/video/197230029?api=1&player_id=player1&autoplay=true';
    iframe.setAttribute('frameBorder', '0');
    iframe.setAttribute('scrolling', 'no');

    document.body.innerHTML= '';
    document.body.setAttribute('style', 'display:block !important;background: #151414');
    document.body.appendChild(iframe);
})();

// 2
(function () {
  alert("Hola!!!");
})();