Ключевые слова: aim, arrowheads, back, background, black, bow, connection, contour, design, dimensional, direction, directional, divide, down, downwards, element, flat, fold, goal, icon, illustration, isolated, left, line, link, mark, motion, move, object, pictogram, point, pointing, previous, progress, redo, right, sign, silhouette, style, symbol, tag, target, thin, turn, undo, universal, upwards, way, web,