Ключевые слова: app, area, background, ban, business, camera, circle, circular, concept, contour, design, element, flat, forbidden, graph, icon, illustration, info, isolated, line, linear, make, minimal, no, outline, permitted, photo, photograph, pictogram, prohibited, recording, restricted, round, safety, shape, sign, silhouette, simple, stop, stroke, symbol, thin, warning, web, website, white,