Ключевые слова: art, background, ban, blue, bottle, color, colorful, concept, contour, cup, design, earth, eco, ecological, ecology, environment, flat, forbidden, garbage, icon, illustration, isolated, line, linear, lineart, no, outline, package, plastic, pollution, problem, prohibition, recycle, recycling, red, reduce, rubbish, save, sign, square, stop, symbol, trash, warning, waste, white,