- Paste the DIV codes on your website, where the video should appear to the users.
(Don't forget to change your video ID)
- Place the JavaScript given in the reference image.
By doing this you can reduce the load of web pages.
Check The Reference For Complete Step By Step Process: https://codepen.io/Christaelrod/post/embed-youtube-videos-on-webpages-without-worrying-about-loadtime