Hold left/right to change the opacity, which is 1.
Hold up/down to change the speed, which is 0.
Editing:
X
Alignment
Colors:
Text
Background
Size:
Line Spacing
Letter Spacing
Vertical Margin
Horizontal Margin
Wavelength
Cell X Size
Unit Size
Lean X
Spin Size
Cell Y Size
Corner Size
Lean Y
Fill
Opacity
Speed