abstract appearance art-glass artistic artistry background blended bubbles bubbly color coloration colored colors colour coloured colours contrast craftsmanship curved curves decorative distinctive glass lavender light lighting lines liquidy patterned patterns perspectives purple round rounded shaped shapes stained-glass style surface surfaces surfacing texture textured textures thick thin vibrant wallpaper window colorful colourful architectural black dark design designed Designs frame framed frames geometric geometrical lead rectangle rectangles rectangular reflected reflection reflections rippled angles architecture business commercial decoration edges exterior external glass-panes height high high-rise modern multi-colored multicoloured panes shadows shape Singapore sunlight sunshine views window-frames window-panes windows