set of four abstract geometric building icons

arch icons neoclassical minimalist compositions muted colors arched doorways filippo brunelleschi retro filters popinspired imagery architectural focus design background style eight composition art decor interior home wall prints posters digital graphic visual decorative artistic aesthetic modern vintage features set four abstract geometric building designed reimagined classical forms bold color palette multiple filter effect add depth dimension flat backgrounds inspired antonio canova perfect adding touch sophistication project keywords: generated forms backgrounds project