Ключевые слова: abstract, black, board, business, check, checklist, choice, clipboard, collection, concept, copy, data, design, document, document management, download, element, file, flat, form, graphic, icon, illustration, info, isolated, line, linear, list, mark, note, notebook, office, outline, page, page icon, paper, pictogram, report, set, shape, sign, survey, symbol, template, test, text, web, white, work,