help me with music player

can someone please fix it I'm too  dumb 

;( 

<iframe width="0" height="0" 

src="https://www.youtube.com/embed/R5uzjCi6ijQ?autoplay=1&loop=1&playlist=R5uzjCi6ijQ&controls=0" 

title="YouTube video player" 

frameborder="0" 

allow="autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 

allowfullscreen>

</Iframe>

(Broke down so it's more understandable)