anchor.diff:      context.fillStyle ='grey';
       context.fillRect(0, 0, viewportWidth, viewportHeight);
      
  -    // draw board
  -    
  +    // draw board?
  +    // draw cards?
       
       
       // draw Hud
  
positive.code:   int enumStateFinished = 3;  // Reveal all cards, show score, offer new game
    
    Game() {
      gameState = enumStateFinished;
    }
    
    // to be run whenever player says to start a new game
  
negative.code:       context.fillText("Play Again?", 550, 75);
      }
    }
    
    void drawButton(x, y, width, height) {
      context.fillRect(x, y, width, height);
      context.beginPath();
      context.moveTo(x,y);
      context.lineTo(x + width, y);
      context.lineTo(x + width, y + height);
      context.lineTo(x, y + height);
      context.lineTo(x, y);
      context.stroke();
    }
  }