reworked the code structure for better feature implementation

game/settings.py

@@ -0,0 +1,23 @@
+# Variables
+
+#screen size
+global height, width
+height, width = 600, 450
+
+#grid surface
+g_height, g_width = 600, 300
+
+#start surface size
+HEIGHT, WIDTH = 600, 300
+
+#score
+game_score = 0
+
+rows = 20
+cols = 10
+cell_size = 30
+
+fps = 60
+
+global gamestate  # Add game state variable
+gamestate = True