Simple Space Shooter

Shooter similar to Asteroids. I made it a long time ago when I was learning JS. You can play it by yourself, with your friend or AI partner. There are four types of ships in the game: - Standard - no special abilities - Big - slow, but doesn't take damage from asteroid shards - Fast - emits shots every few seconds - Small - can't crash into UFOs. Every two rounds you get a new, fully repaired shi…