JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//vjs.zencdn.net/4.12/video.js"></script>
<video id="youtube" class="video-js video-js-responsive vjs-default-skin vjs-big-play-centered" controls preload="none" data-width="640" data-height="360"></video>

CSS

<link href="//vjs.zencdn.net/4.12/video-js.css" rel="stylesheet">

JavaScript

function loadvideo()
{
    console.log("A");
    videojs("youtube", { "src":"https://www.youtube.com/watch?v=yPIvqJsCOSo"}, function(){
      // Player (this) is initialized and ready.
        this.play();alert("started playing");      
        
    }); 
}

loadvideo();