abstract artificial artificial-pine-tree artistic attached background ball baubles blue christmas Christmas-decorations Christmas-tree-decorations colored colorful colors coloured colourful colours connected decorations decorative design details display form fragile glass glitter glittering green light lighting lights mirroring ornamental ornaments patterns reflections reflective round seasonal shapes silver silvery style texture textured textures wallpaper angles architectural architecture buildings business-district city city-scapes city-views color colour commercial-building contemporary contrast contrasting distance distant elements exterior external heights high high-rise linear lines metropolis metropolitan-area modern office-buildings perspectives rectangles rectangular skyscrapers tower-block urban-area views walls wealth windows angled appearance building corners distinctive edged edges framed frames geometric geometric-shapes gray grey height patterned sharp sharp-cornered sharp-corners Singapore straight-up-and-down surface surfaces wall