angles appearances architectural architecture box-like buildings business district city city scapes city views color colored colors colour coloured colours contemporary contrast contrasting distance distant elements exterior external glass heights high high-rise Hong Kong light linear lines modern office buildings perspectives rectangles rectangular reflections skyscrapers views walls wealth windows abstract art-glass background black blank clear coloration decorative distinctive door fixture lighting panels panes patterned patterning patterns raised shaped shapes squares stained-glass style surface surfaced surfaces surfacing tactile texture textured textures variations variety vibrant wallpaper window barrier basic brick brick-wall bricks brickwork building building-material coloring colouring composite constructed firm mortar old perspective rough secure security solid standard strength strong symmetry uneven varied various wall blended blue dark design details edges geometric geometrical green interconnected interlinked intricate serrated serrated-edges shape stamp-like stickers symmetrical thick thin tiled tiles artistic artwork copper copper-work copperwork coppery crafted craftsmanship decoration designed Designs embossed embossing impressions metallic mosaic panel paneling panelling presentation blocks colorful colourful liquidy multicolored multicoloured walled