Arrow keys to move the camera A/D to rotate W/S to Zoom When CameraControls is on, you can drag to pan and scroll to zoom in and out. There is also a spinnable gizmo in the top left to rotate the building.
@pooky2007 original I added a skybox, light shading and shadows, and added red strips around the building. I also added a Rasterized controls whether it uses clones or pen to draw the scene