text: const options = {
    targetSelector: '#scene',
    width: 800, height: 600,
    backgroundcolor: 0x212121
  }
  
  const renderer = new THREE.WebGLRenderer()
  
  renderer.setSize(
    options.width, options.height
  )
  
  document.querySelector(
    options.targetSelector
  ).appendChild(renderer.domElement)
  
  const scene = new THREE.Scene()
  scene.background = new THREE.Color(
    options.backgroundcolor
  )
  
  const camera = new THREE.PerspectiveCamera(
    50,
    options.width / options.height
  )
  
  camera.position.z = 5
  