"  <div class=\"youtube-video\"> \n" +
"    <div class=\"youtube-player\"> \n" +
"        <iframe src=\"https://www.youtube.com/embed/$2&rel=0\" title=\"YouTube video player\"  \n" +
"          frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" \n" +
"          referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen> \n" +
"        </iframe> \n" +