diff --git a/1.py b/1.py
index 260c388..2886dba 100644
--- a/1.py
+++ b/1.py
@@ -1,8 +1,11 @@
 import turtle
 pen=turtle.Pen()
-
+screen=turtle.Screen()
+screen.bgcolor("black")
+colors=["red","orange","green","yellow"]
 for i in range(1,301):
-    pen.forward(distance)
+    pen.pencolor(colors[i%4])
+    pen.forward(i)
     
     pen.right(91)
 pen.hideturtle()