JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://threejs.org/build/three.min.js"></script>
<script src="https://threejs.org/examples/js/controls/OrbitControls.js"></script>
<script src="https://threejs.org/examples/js/renderers/CanvasRenderer.js"></script>
<script src="https://threejs.org/examples/js/renderers/Projector.js"></script>

CSS

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

JavaScript

// Simple three.js example

var mesh, renderer, scene, camera, controls;

init();
animate();

function init() {

    // renderer
    renderer = new THREE.CanvasRenderer();
    renderer.setSize( window.innerWidth, window.innerHeight );
    document.body.appendChild( renderer.domElement );

    // scene
    scene = new THREE.Scene();
    
    // camera
    camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 10000 );
    camera.position.set( 10, 10, 10 );
    
    // controls
    controls = new THREE.OrbitControls( camera );
   
    // ambient
    scene.add( new THREE.AmbientLight( 0x222222 ) );
    
    // light
    var light = new THREE.DirectionalLight( 0xffffff, 1 );
    light.position.set( 20, 20, 0 );
    scene.add( light );
    
    // axes
    scene.add( new THREE.AxisHelper( 20 ) );

    // shape
    shape = new THREE.Shape();
    shape.moveTo( -20, 0 );
    shape.lineTo( -6, -10 );
    shape.lineTo( 8, 20 );
    shape.lineTo( 0, 40 );

  
	  // geometry
	  var geometry = new THREE.ShapeGeometry( shape );

	  // material
	  var material = new THREE.LineBasicMaterial( { 
      color: 0xff0000, 
      linewidth: 30,
      linecap: 'round',
      linejoin: 'miter' 
    } );

	  // line
	  line = new THREE.Line( geometry,  material );
	  scene.add( line );
}

function animate() {

    requestAnimationFrame( animate );
    
    //controls.update();

    renderer.render( scene, camera );

}