monochrome retro mandala minimalistic posters with geometric s

retrofuturism presentation minimalistic psychedelic composition monochrome background typography silhouette futuristic minimalism avantgarde antidesign primitive geometric polygonal wireframe brutalism undefined symmetry abstract ornament wormhole geometry futurism document pattern drawing cartoon diagram mandala element bauhaus artwork placard strange design circle sketch radial poster brutal sphere bitmap tunnel figure brand organ shape space retro black print basic swiss font line text logo grid form art y2k set 80s