angles appearance architectural architecture brickwork bright building cathedral christian church construction cross display distinctive dome domed domes exterior external faith glass Greek-Orthodox height high historic history light lines metal metal-work modern orthodox perspectives religious roof roofing Sacred shade shadows style suburban sunlight symbol symbolic symbolism tiles tiling towering windows accuracy antigen check checking colloidal coronavirus covid-virus detection diagnosis diagnostic-aid dropper drops extraction-reagent-tube home-use immunochromatographic-technology kit limitations limited lysis-buffer measuring-instrument medical nasal nasal-secretion plastic quality-control-C-line rapid rectangular sample sampling-tube self-testing sterile-swab swab test test-cassette testing abstract artistic backdrop background blended colored colorful colors coloured colourful colours contrasting decorative design details edges geometric interconnected interlinked intermeshed intricate mesh multicolored multicoloured patterned patterns random-connections shaped shapes squared squares surface surfaces symmetrical symmetry texture textured textures thick thin tiled vibrant visual-arts wallpaper art-glass artistry bubbles bubbly color coloration colour contrast craftsmanship curved curves lighting liquidy round rounded stained-glass surfacing window lavender purple art blue blue-green edged edging electric-blue interwoven paint painted painting pattern shape square tactile hinged hinges lens lenses panels barrier brick brick-wall bricks cement coloring colouring constructed firm linear mortar perspective rough secure security smooth solid standard strength strong surfaced traditional-brick-wall variation varied various wall walled well-built