JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//cdn.rawgit.com/mrdoob/three.js/master/build/three.min.js"></script>
<script src="https://raw.githack.com/mrdoob/three.js/dev/examples/js/controls/OrbitControls.js"></script>

CSS

body {
	  margin: 0;
}

JavaScript

var camera, scene, renderer;

init();
animate();

function init() {

    camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.01, 10 );
    camera.position.z = 1;

    scene = new THREE.Scene();
		
		var playerGroup = new THREE.Group();
		playerGroup.add( camera );
		scene.add( playerGroup );

    var geometry = new THREE.BoxGeometry( 0.2, 0.2, 0.2 );
    var material = new THREE.MeshNormalMaterial();

    var mesh = new THREE.Mesh( geometry, material );
    scene.add( mesh );

    renderer = new THREE.WebGLRenderer( { antialias: true } );
    renderer.setSize( window.innerWidth, window.innerHeight );
    document.body.appendChild( renderer.domElement );
		
		var controls = new THREE.OrbitControls( camera );
}

function animate() {

    requestAnimationFrame( animate );
    renderer.render( scene, camera );

}