diff --git a/task1.py b/task1.py
index 6d4ec8b..f9632d6 100644
--- a/task1.py
+++ b/task1.py
@@ -19,11 +19,13 @@ circle(screen, (255, 255, 255), (500 - dx, y), a, 2)
 circle(screen, (255, 255, 255), (500 + dx, y), a, 2)
 
 polygon(screen, (0, 0, 0), [(400, 550), (400, 570), (600, 570), (600, 550)])
+polygon(screen, (255, 255, 255), [(400, 550), (400, 570), (600, 570), (600, 550)], 2)
 
 polygon(screen, (0, 0, 0), [(400, 380), (400, 400), (470, 450), (470, 430)])
 polygon(screen, (255, 255, 255), [(400, 380), (400, 400), (470, 450), (470, 430)], 2)
 
-polygon(screen, (0, 0, 0), [(400, 550), (400, 570), (600, 570), (600, 550)])
+polygon(screen, (0, 0, 0), [(600, 380), (600, 400), (530, 450), (530, 430)])
+polygon(screen, (255, 255, 255), [(600, 380), (600, 400), (530, 450), (530, 430)], 2)