The first thing we’ll do is to select and duplicate the "Shadow" layer by hitting Command+J. Then hit Command+T to enter Free Transform mode, drag the transform center to the upper edge of the document as shown n the below image. Now set Horizontal and Veritcal Scales at 100,2% and click the Commit Transform button or hit Enter key twice. Finally go to the Actions Panel and hit the Stop button.We’ll we’ve finished recording the action, now it’s time to play it back.