JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://ajax.googleapis.com/ajax/libs/threejs/r69/three.min.js"></script>

<button id="navAway">Away</button>

<button id="navBack">Back</button>

<div id="canvas-container"></div>

CSS

body {
    margin: 0;
}
canvas {
    width: 100%;
    height: 100%
}
button {
    margin-top: 10px;
    margin-left: 10px;
}

JavaScript

function drawCube() {
    var scene = new THREE.Scene();
    var camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.1, 1000);
    
    var renderer = new THREE.WebGLRenderer({alpha: true});
    renderer.setSize(window.innerWidth, window.innerHeight);
    document.getElementById("canvas-container").appendChild(renderer.domElement);
    
    var geometry = new THREE.BoxGeometry(1, 1, 1);
    var material = new THREE.MeshBasicMaterial({
        color: 0x000000
    });
    var cube = new THREE.Mesh(geometry, material);
    scene.add(cube);
    
    var light = new THREE.PointLight(0xff0000, 1, 100);
    light.position.set(50, 50, 50);
    scene.add(light);
    
    camera.position.z = 5;
    
    function render() {
        requestAnimationFrame(render);
        cube.rotation.x += 0.01;
        cube.rotation.y += 0.01;
        renderer.render(scene, camera);
    }
    render();
}
drawCube();

var away = document.getElementById('navAway');
away.onclick = function away(){
    document.getElementById('canvas-container').innerHTML="";
    
};

var back = document.getElementById('navBack');
back.onclick = function(){
    drawCube();
};