abstract architectural background barrier basic brick-wall brickwork cement colored colorful colors coloured colourful colours construction contrast cutouts decorated decorations exterior external firm gray grey linear lines mortar perspective perspectives rough secure security solid strength strong style surface surfaced surfaces texture textured textures variation varied various wall walled wallpaper well-built appearance blended bright bubbles bubbly color colour curved curves decorative design details flower flower-shaped gold golden impressed impression interconnected kaleidoscopic light liquid liquidy metallic patterned patterns pressed shape shaped shapes tactile thick thin vibrant bubbling distinctive edges edging effects foam foaming froth frothing frothy interlinked large Lather merging mirroring multi-colored Multi-Coloured reflections reflective rounded small surfacing variations water art artwork blue bricks collage contrasting covered dark decoration filtered filters ornamental paint painted painting photomontage pink Sizes smooth walls coloration depth geometrical green interwoven lighting lined patches rolled rolls tubes tubular weave woven interlaced intertwined lattice lattice-work mesh red screen vertical white yellow backdrop circular Designs edge edged geometric ink inkblots intermeshed pointed points radiating Rorschach Rorschach-test angles artistic arty black detailed image images mat mosaic multicoloured string string-like tangles vibrancy angled corners diagonal diagonally enamel enameled enamelled layered layers overlapping squared squares surface-pattern brilliant circles detailed patterns fold folds frills sharp