テンプレート:YouTube

<iframe

 width="560" 
 height="315" 
 src="https://www.youtube.com/embed/" 
 title="YouTube video player" 
 frameborder="0" 
 allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" 
 referrerpolicy="strict-origin-when-cross-origin" 
 allowfullscreen>

</iframe>