Dither, dither, dither...
These GIFs have transparency and have 50% of the pixels set
to the transparent color.(this makes them "see through")
Use your backgound, stick one of these in front (black is
the transparent color) and you should have clouds to fly behind
These GIFs have transparency and have 50% of the pixels set
to the transparent color.(this makes them "see through")
Use your backgound, stick one of these in front (black is
the transparent color) and you should have clouds to fly behind