Keyframeable. For more information, see Global Versus Keyframeable Parameters.

Places a shadow beneath an image and adjusts the shadow's offset or transparency.

Enable button

Click the Enable button to turn the Shadow parameter category on or off. The button is pink when the parameter category is on and gray when it is off. Alt+click (Windows) or Command+click (Macintosh) the Enable button to reset the Shadow parameter controls to their default values.

Opac. (opacity)

Changes the shadow's opacity from fully transparent (0) to fully opaque (100), where 50 is the default.

X

Changes the shadow's left/right offset. Values range from –100 to +100, where 50 is the default.

Y

Changes the shadow's top/bottom offset. Values range from –100 to 0, where –50 is the default.