KEYBOARD
U D R L F B — quarter turn clockwise
Shift + that key — counter‑clockwise
M E S — middle slices (Shift reverses)
POINTER
Left drag: orbit · Right drag: pan · Wheel: zoom
Drag on a sticker: twist (direction follows swipe)
Reset — cube state and camera (target, distance, angle) to defaults for the current Top choice
COLORS
HUD Top: choose which face points toward the top of the screen (saved in this browser). WCA: U white · D yellow · F green · B blue · R red · L orange