Electronic piano

The piano has the reputation of "king of musical instruments". The keyboard is composed of 52 white keys and 36 black keys. Many beautiful songs at home and abroad are played by the piano. First draw the basic outline of the piano, draw the support of the piano cover and the semicircular music rack, then draw the piano cover on one side of the piano, draw the piano keyboard on it, draw its three legs and pedals, and paint the piano body in dark gray