Controls (You can edit these in the game.)
--Cutscenes/Menus--
Z: Accept
X: Cancel/Skip
Arrow Keys: ...

--Playing the game--
Z: Rotate Left
X: Rotate Right
Space: Pause
Left/Right Arrows: Move block left/right.
Down Arrow: Force piece down one row.
Up Arrow: Drop block all the way down.

FULLSCREEN TOGGLE: Press F10 (but not recommended)