opacity

Since : UXP v2.0

Sets the opacity of an element. The value is between 0 (transparent) and 1 (opaque).

See: https://developer.mozilla.org/en/docs/Web/CSS/opacity

Quirks and Exceptions

• Photoshop 22.0.0 does not support this property, although UXP will parse it. Do not use this style to control visibility.