Ключевые слова: 20, agenda, app, appointment, april, art, august, business, calendar, clipart, date, day, deadline, december, design, element, event, flat, graphic, holiday, icon, illustration, information, internet, isolated, may, meeting, modern, month, number, office, organizer, page, paper, plan, reminder, schedule, shadow, sign, simple, symbol, technology, time, timetable, today, ui, web, week, year,