diff --git a/main.py b/main.py
index c425563..21c4c9a 100644
--- a/main.py
+++ b/main.py
@@ -26,7 +26,7 @@ def get_best_size():
     if screensize[0] <= screensize[1]:
         best = screensize[0]
     else:
-        best = screensize[0]
+        best = screensize[1]
     return best
 
 pygame.init()
@@ -62,7 +62,7 @@ if __name__ == "__main__":
                 best_radios = get_best_size()/2-20
         if winkel >= 360 or winkel <= -1:
             winkel = 0
-        a,b = berechne_dreieck(winkel,200)#screensize[0]*screensize[1])
+        a,b = berechne_dreieck(winkel,best_radios)#screensize[0]*screensize[1])
 
         end_pos = start_pos[0]+a,start_pos[1]+b
         # draw c   schwarz