Download the project files.
Ensure that you have already installed Godot.
Open "project.godot" using the Godot game engine.
Run the game.
You can play using your keyboard or screen.
KEYBOARD Press W or up to up. Press S or down to down. SCREEN Tap above the middle to up Tap below the middle to down
If you move down, the air pressure increases. If you move up, the air pressure decreases. If the air pressure is low, you will not be able to move up for some time.