the flower elements are set to additive mode, so it works best in the dark bgs, though color controls to change the bg to any colors are provided. This is setup for the dark bgs. For bright bgs, if you know bit of ae, should be easy to edit the main comps that suits your needs. and you can used it for white bgs as well.

Just the colors are editable, though it was made with Particular, I decided to render out the prerendered version only , since most buyers dont own them

Could you please contact me through my profile by page, so that I could get you the instruction , I got the little video demonstration which would be more effective than writing it.