save project

my_Tetris.py

@@ -74,7 +74,7 @@ while True:
                 if center[0] < 25:
                     center[0] += 1
                 if check(center) == False:
-                    center[0] += 1
+                    center[0] -= 1
 
     # 将背景图画上去
     screen.blit(background, (0, 0))