25th art artwork backdrop background ball balls bauble baubles birth card celebrate celebration chain christmas december decorate decoration design element festival Fir globe graphic hang hanging happy holiday holidays illustration jesus lustre merry Nativity New noel ornament ornamental ornaments pine ribbon round season seasonal speriical sphere texture tree vector wallpaper weirdvis winter xmas year yule yuletide abstract angles architectural architecture buildings business-district city city-scapes city-views color colored colors colour coloured colours commercial-building contemporary contrast contrasting distance distant elements exterior external glass green heights high high-rise light linear lines metropolis metropolitan-area modern office-buildings perspectives rectangles rectangular reflections skyscrapers tower-block urban-area views walls wealth windows accommodation apartment-blocks apartments balconies complex concrete curves Designs detailed distinctive flats height highrise metal modernistic multi-storeys multi-stories neighbourhood open open-windows palms plain straight structured structures style supports tall tinted-windows tower-blocks towering units angled appearance building corners edged edges framed frames geometric geometric-shapes gray grey patterned patterns sharp sharp-cornered sharp-corners Singapore straight-up-and-down surface surfaces textured textures wall