JSFiddle - React, Tailwind, and code Playground

CSS

body {
	background-color: #000;
	margin: 0px;
	overflow: hidden;
}

JavaScript

// Note that the issue might not be observed in JsFiddle since the result is rendered in a smaller, and thus lower resolution window. Try running the example code in a new window.

import * as THREE from "https://threejs.org/build/three.module.js";
import Stats from "https://threejs.org/examples/jsm/libs/stats.module.js";

const scene = new THREE.Scene();
const camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 0.1, 1000 );
const stats = Stats();

const renderer = new THREE.WebGLRenderer();
renderer.setSize( window.innerWidth, window.innerHeight );
document.body.appendChild( renderer.domElement );
document.body.appendChild( stats.dom );

const geometry = new THREE.BoxGeometry();
const material = new THREE.MeshBasicMaterial( { color: 0x00ff00 } );
const cube = new THREE.Mesh( geometry, material );
scene.add( cube );

camera.position.z = 5;

const animate = function () {
  stats.update();
	requestAnimationFrame( animate );

	cube.rotation.x += 0.01;
	cube.rotation.y += 0.01;

	renderer.render( scene, camera );
};

stats.begin();
animate();