1. Click anywhere in the scene, above, to gain focus.
  2. Click the sun-and-moon icon to open the lighting simulation.
  3. Move the mouse to orbit around the compass.
  4. Move the scroll wheel to zoom in or out.
  5. Change your system's clock to preview different lighting conditions.
  6. Press escape to return to the menu.
  7. Click the cat-and-globe icon to return to the rest of the website.