Ключевые слова: art, artistic, background, bass, black, chords, classic, classical, clef, closeup, combined, composition, concert, design, different, element, key, line, lines, melody, modern, music, musical, notation, note, notes, object, page, quarter, quaver, rhythms, rolled, shape, sheet, sign, song, sound, staff, stave, style, symbol, symbols, symphony, tone, treble, view, white,