JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://seb.ly/demos/JSSnow/js/ThreeCanvas.js"></script>
<script src="http://seb.ly/demos/JSSnow/js/Snow.js"></script>
<div id="maincol">
<!-- <middle> -->
<!-- <body> -->
$CONTENT$
<hr />
</div>

<script>
    var SCREEN_WIDTH = window.innerWidth;
var SCREEN_HEIGHT = window.innerHeight;

var container;

var particle;

var camera;
var scene;
var renderer;

var mouseX = 0;
var mouseY = 0;

var windowHalfX = window.innerWidth / 2;
var windowHalfY = window.innerHeight / 2;

var particles = [];
var particleImage = new Image(); //THREE.ImageUtils.loadTexture( "img/ParticleSmoke.png" );
particleImage.src = 'http://seb.ly/demos/JSSnow/img/ParticleSmoke.png';



function init() {

    container = document.createElement('div');
    document.body.appendChild(container);

    camera = new THREE.PerspectiveCamera(75, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 10000);
    camera.position.z = 1000;

    scene = new THREE.Scene();
    scene.add(camera);

    renderer = new THREE.CanvasRenderer();
    renderer.setSize(SCREEN_WIDTH, SCREEN_HEIGHT);
    var material = new THREE.ParticleBasicMaterial({
        map: new THREE.Texture(particleImage)
    });

    for (var i = 0; i < 500; i++) {

        particle = new Particle3D(material);
        particle.position.x = Math.random() * 2000 - 1000;
        particle.position.y = Math.random() * 2000 - 1000;
        particle.position.z = Math.random() * 2000 - 1000;
        particle.scale.x = particle.scale.y = 1;
        scene.add(particle);

        particles.push(particle);
    }

    container.appendChild(renderer.domElement);


    document.addEventListener('mousemove', onDocumentMouseMove, false);
    document.addEventListener('touchstart', onDocumentTouchStart, false);
    document.addEventListener('touchmove', onDocumentTouchMove, false);

    setInterval(loop, 1000 / 60);

}

function onDocumentMouseMove(event) {

    mouseX = event.clientX - windowHalfX;
    mouseY = event.clientY - windowHalfY;
}

function...

CSS

body {
    background-color: #000044;
    margin: 0px;
    overflow: hidden;
}