abstract architectural backdrop background barrier brick brick-wall bricks brickwork cement colored coloring colors coloured colouring colours constructed exterior external firm linear lines mortar perspective perspectives secure security smooth solid standard strength strong style surface surfaced surfaces texture textured textures traditional-brick-wall variation varied various wall walled wallpaper well-built art-glass blended blocks brown clear coloration contrast crafted decorated decorative distinctive glass interconnected interlinked light maroon mosaic multicolored multicoloured paneling panelling panels panes patterned patterns presentation raised rectangles rectangular shaped shapes stained-glass surfacing tactile variations variety vibrant window appearance color colour design details fine geometric geometrical green intermeshed interwoven lined linked links mat matrix pattern shape stars thick thin tight tightly-woven weave woven angles artistic black blue bright brilliant circles corners decoration detailed detailed patterns edges image images kaleidoscopic patterns mandala points radiating rays rounded sharp art breaking-up colorful colourful contoured contours flame-like gold marbled marbling paint painting red splotches visual-arts yellow chain-like circular connected connection contrasting curved curves interlaced intertwined rainbow-colors rainbow-colours ripples rippling stripe stripes stripy undulated undulating vertical