keep track of the style from custom tetris in move piece
add api for custom color in GameData
add code to select color and save in GameData
css in diDesignPiece
add color pick menu in diDesignPiece directive
apply the custom color to the custom piece in game board.
add memory to save the calculation in checking pattern
add directive to apply custom style to the div
css
use different name and add well class in actions buttons