Click on a square to shift it left or right.
Use the ALT key to shift one square at a time

Frame#:
Distance: (numbers only)

Frame: 0
Depth: 0.5
Frame: 1
Depth: 1
Frame: 2
Depth: 2
Frame: 3
Depth: 3
Frame: 4
Depth: 0
Frame: 5
Depth: -3