save project

my_Tetris.py

@@ -28,6 +28,8 @@ while True:
                 if center[1]>1:
                    center[1]-=1
             if event.key == locals.K_DOWN:
+                if center[0]>25:
+                   center[0]+=1 
     # 将背景图画上去
     screen.blit(background,(0,0))
     pygame.draw.rect(screen,(255,0,0),(120,20,20,20),0)