JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//cdn.rawgit.com/mrdoob/three.js/master/build/three.min.js"></script>
<script src="https://threejs.org/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, 100 );
    camera.position.set( -3, 3, -5 );

    scene = new THREE.Scene();

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

    var mesh1 = new THREE.Mesh( geometry, material );
    scene.add( mesh1 );
		
		var mesh2 = new THREE.Mesh( geometry, material );
		mesh2.position.set( 1, 0, 0 );
    scene.add( mesh2 );

    renderer = new THREE.WebGLRenderer( { antialias: true } );
    renderer.setSize( window.innerWidth, window.innerHeight );
    document.body.appendChild( renderer.domElement );
		
		var controls = new THREE.OrbitControls( camera, renderer.domElement );
   
		
		var size = 10;
    var divisions = 10;
    var gridHelper = new THREE.GridHelper( size, divisions );
    scene.add( gridHelper );
		
		const target = new THREE.Vector3( 0, 2, 0 );
		camera.lookAt( target );
    
}

function animate() {

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

}