Ключевые слова: background, bare, board, business, calendar, circle, clean, closeup, color, communication, cutout, date, day, design, detail, education, educational, empty, equipment, erase, frame, grade, gray, highlighted, horizontal, isolated, magnet, magnetic, memo, message, metal, monthly, nobody, object, office, planner, red, school board, sheet, space, tip, tray, weekly, white, writing,