Have you already looked at
https://vborg.vbsupport.ru/showpost....08&postcount=6 ?
It's a first step in getting the colors to match. If you've got multiple styles that have graphics changes then, yes, there's a bunch of work left to be done. Even the stuff I've done to date is only just the start. But at least the color scheme is a lot closer on stlye changes.
If you decide to take on the challenge be sure to post your results so we can all benefit