Organized and reformatted code

Author: thecodeah

main.py

@@ -0,0 +1,14 @@
+import arcade
+
+from src.game import Game
+
+SCREEN_WIDTH = 800
+SCREEN_HEIGHT = 600
+
+def main():
+    game = Game(SCREEN_WIDTH, SCREEN_HEIGHT)
+    game.setup()
+    arcade.run()
+
+if __name__ == "__main__":
+    main()