abstract angled angles appearance Australia background bricks color colorful colour colourful craftsmanship decorative Designs detailed detailing distinctive fancy Federation Square footpath geometric geometric shapes ground heritage meeting area Melbourne pavement paving shaped shapes stones stonework textures aggregates bits black chips contrasting decoration designed external interconnected interlinked irregular light lined lines outdoors outside rough segment Segmented segments small style surface surfaces textured texturing check checked checks colors colours crease creases dark decorated fabrics fashion feel folds linear materials patterns rectangles rectangular soft sqaured squares tactile textiles touch