and thank to @Facer_Official for a wake up Pity, I did not prepared something until now, you could use as "copy & paste" immediately. However a kind of infinite moving background could be easily done with a X (or Y) Position movement and at least two pictures.
(I will have some more time to describe the details tomorrow. In the case @jmorga106, @eradicator09 or @Mellin could not helps you earlier
Apropos, your idea remembered me on my Santa Watch Face from december