There are four colored buttons, each producing a particular tone when it is pressed or activated. A button is lightened up in a random order, after which the player must reproduce that order by pressing the buttons. As the game progresses, the number of buttons to be pressed increases.
The game starts by pressing a random key on the keyboard, the current level is being updated and shown above the buttons. After the game is over, player can restart it by pressing a random keyboard key again.
Challenge by The Complete 2020 Web Development Bootcamp