Fill 70% on the layers.
Blending Options-Gradient Overlay

Gradient’s parameters:

Make two copies of the recently made layer and select the Free Transform option to correct the size of the copies and their location.

Now we should combine in a group all the layers composing those three green stripes.
Make a copy of this group and apply again the Free Transform option to turn the copy around and to make it look exactly the way it is shown below: