seamless pattern. stylish texture. thread art, strings line, tile with regularly repeating geometrical s, s, rhombuses

abstract arches art artistic backdrop background black card circles cover creative crossed decor decoration design diamond element elements endless fabric geometric geometrical graphic grid illustration line low mathematical modern monochrome mosaic ornament paper pattern poly polygon reflection regularly repeating repetition rhomboid rhombus rhombuses rounded seamless shape shapes simple strings stylish surface symmetrical template textile texture thread tile vector wallpaper web wireframe