I can’t help you there mate (I’m very poor/simple on the on the design and technical front) - but these dvd covers for the Q2 Prequel Edits may be of interest/help to you?:-
https://ifdb.fanedit.org/fall-of-the-jedi-episode-i-the-phantom-menace/
https://ifdb.fanedit.org/fall-of-the-jedi-episode-ii-attack-of-the-clones/
https://ifdb.fanedit.org/fall-of-the-jedi-episode-iii-revenge-of-the-sith/
^ just click the ‘Artwork’ tab on each linked page above for a choice of 2/3 covers for each Episode to download.