3-D advertising blue color colored colors colour coloured colours eye-catching for-sale glassy light opportune opportunity potential promoting promotion promotional purchasable raised sale selling sign standing-out suggestive tactile transparency appearance appreciate appreciating appreciations coloration communicating communication expressing expression golden golden-thanks indication information informative informing liquidy notification notifying plastic signs thanking thanks words reflective semi-transparent advice conditional conditions insiders limited-access no-public-access prohibition restriction security staff staff-only warning workers black clear transparent arrow surface surfaced surfaces surfacing symbolic texture textured textures backdrop background blended bright center centre design detailed details distinctive gold image inform invitation lettering letters lines medical medical-care medical-services patients services style surgery variety various vibrancy vibrant contrast decorative designed glass metallic patterned patterns perspectives presentation shaped shapes shiny thick thin demtal-care dental identification indentifying rounded alert appropriate-behavior appropriate-behaviour area attention banned cigarettes danger direction directive environment health health-risk location no-smoking not-allowed not-permitted permission-denied pollution prohibited symbol unhealthy wording