JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//cdn.rawgit.com/mrdoob/three.js/master/build/three.min.js"></script>

CSS

body {
	  margin: 0;
}

JavaScript

var camera, scene, renderer;
var geometry, material, mesh;

init();
animate();

function init() {
	console.log(window.innerWidth, window.innerHeight)

   camera = new THREE.OrthographicCamera( window.innerWidth / - 2, window.innerWidth / 2, window.innerHeight / 2, window.innerHeight / - 2, 0.1, 100 );
    camera.position.z = 500;

    scene = new THREE.Scene();

    geometry = new THREE.BoxBufferGeometry(100,100,100);
    material = new THREE.MeshNormalMaterial();

    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 );

 	 window.addEventListener( 'resize', onWindowResize, false );
}

function onWindowResize() {
  
  camera.left = window.innerWidth / -2;
  camera.right = window.innerWidth / 2;
  camera.top = window.innerHeight / 2;
  camera.bottom = window.innerHeight / -2;

  camera.updateProjectionMatrix();
  renderer.setSize( window.innerWidth, window.innerHeight );

}

function animate() {

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

}