JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">

</div>
<script src="https://threejs.org/build/three.js"></script>
<script src="https://threejs.org/examples/js/controls/OrbitControls.js"></script>
<script src="https://threejs.org/examples/js/objects/Reflector.js"></script>

CSS

body {
	  margin: 0;
}

JavaScript

// scene size
var WIDTH = window.innerWidth;
var HEIGHT = window.innerHeight;

// camera
var VIEW_ANGLE = 45;
var ASPECT = WIDTH / HEIGHT;
var NEAR = 1;
var FAR = 500;

var camera, scene, renderer;

var cameraControls;

var sphereGroup, smallSphere;

init();
animate();

function init() {

	var container = document.getElementById( 'container' );

	// renderer
	renderer = new THREE.WebGLRenderer( { antialias: true } );
	renderer.setPixelRatio( window.devicePixelRatio );
	renderer.setSize( WIDTH, HEIGHT );
	container.appendChild( renderer.domElement );

	// scene
	scene = new THREE.Scene();

	// camera
	camera = new THREE.PerspectiveCamera( VIEW_ANGLE, ASPECT, NEAR, FAR );
	camera.position.set( 0, 75, 160 );

	cameraControls = new THREE.OrbitControls( camera, renderer.domElement );
	cameraControls.target.set( 0, 40, 0 );
	cameraControls.maxDistance = 400;
	cameraControls.minDistance = 10;
	cameraControls.update();

	var planeGeo = new THREE.PlaneBufferGeometry( 100.1, 100.1 );

	// reflectors/mirrors

	var geometry = new THREE.CircleBufferGeometry( 40, 64 );
	var groundMirror = new THREE.Reflector( geometry, {
		clipBias: 0.003,
		textureWidth: WIDTH * window.devicePixelRatio,
		textureHeight: HEIGHT * window.devicePixelRatio,
		color: 0x777777,
		recursion: 10
	} );
	groundMirror.position.y = 0.5;
	groundMirror.rotateX( - Math.PI / 2 );
	scene.add( groundMirror );

	var geometry = new THREE.PlaneBufferGeometry( 100, 100 );
	var verticalMirror = new THREE.Reflector( geometry, {
		clipBias: 0.003,
		textureWidth: WIDTH * window.devicePixelRatio,
		textureHeight: HEIGHT * window.devicePixelRatio,
		color: 0x889999,
		recursion: 10
	} );
	verticalMirror.position.y = 50;
	verticalMirror.position.z = -50;
	scene.add( verticalMirror );

	var geometry1 = new THREE.PlaneBufferGeometry( 100, 100 );
	var verticalMirror1 = new THREE.Reflector( geometry1, {
		clipBias: 0.003,
		textureWidth: WIDTH * window.devicePixelRatio,
		textureHeight: HEIGHT *...