YouTubeファサードテスト

              ▶ 再生  document.addEventListener("DOMContentLoaded", function() {    document.querySelectorAll(".youtube-wrapper").forEach(wrapper => {      wrapper.addEventListener("click", function() {        let iframe = document.createElement("iframe");        iframe.setAttribute("src", "https://www.youtube.com/embed/" + this.dataset.id + "?autoplay=1&rel=0");        iframe.setAttribute("frameborder", "0");        iframe.setAttribute("allowfullscreen", "true");        iframe.setAttribute("width", "1280");        iframe.setAttribute("height", "720");        this.innerHTML = "";        this.appendChild(iframe);      });    });  });