abstract angles artistic backdrop background black blended blue bright color colored colors colour coloured colours decorative design details geometric geometrical interconnected intermeshed interwoven light linear lines patterns perspectives rows shape shaped shapes style texture textured textures vibrant wallpaper white appearance fabric green lined stripes textile textiles thick thin corners mandala pointed points radiating rounded sharp square tile colorful colourful curtain-like dots dotted dotty pink spots art arty tubes tubular squares variations unusual mat mesh overlapping