Duplicate layer call it red
Go to fx and click blending options and the untick G and b
Go to fx and click blending options and tick G and B but
untick R
Go on red layer with move tool and tap with the arrow keys to
the right about 8 times
Then click the blue layer and do the same but on the left
Next deselect the blue and background layer and click the
eraser tool and rub away parts of the image so it stands out more
Do the same with the blue layer
