diff --git a/magictk/progressbar.py b/magictk/progressbar.py
index a9cd02c..40975b3 100644
--- a/magictk/progressbar.py
+++ b/magictk/progressbar.py
@@ -22,9 +22,9 @@ class ProgressBar:
     max_flash = 4
     __anim_obj_id = -1
 
-    def __draw_corner(self, r_x, r_y, x, y, colors="#000000", rid="",bgcolor=None, **kwargs):
-        if bgcolor is None or self.progress==1:
-            bgcolor=self.color["border_light"]
+    def __draw_corner(self, r_x, r_y, x, y, colors="#000000", rid="", bgcolor=None, **kwargs):
+        if bgcolor is None or self.progress == 1:
+            bgcolor = self.color["border_light"]
         self.__fill_obj[rid] = []
         self.__fill_obj[rid+"_pos"] = []
         border_info = json.loads(photoload.loadres("progressborder"))
@@ -58,7 +58,6 @@ class ProgressBar:
                 x_n += 1
             y_n += 1
 
-
     def __init__(self, master=None, root_anim=None, w=200, h=8, colors="primary", color_list: None | dict = None):
         self.w = max(200, w)
         self.h = 8
@@ -67,7 +66,7 @@ class ProgressBar:
         if (color_list is not None):
             self.color = color_list
         if (root_anim == None):
-            self.__root = master
+            self.__root = master.root
         else:
             self.__root = root_anim
 
@@ -91,15 +90,16 @@ class ProgressBar:
         self.__fill_obj["bgbar"] = [
             self.canvas.create_rectangle(4, 1, self.w-5, self.h-1, width=0, fill=self.color["border_light"])]
         self.__draw_corner(1, 0, self.w-5, 0,
-                           self.color["border_light"], "rightside",bgcolor=self.color["background"])
+                           self.color["border_light"], "rightside", bgcolor=self.color["background"])
         self.__fill_obj["fgbar"] = [
             self.canvas.create_rectangle(4, 1, self.__progress_pixel+4, self.h-1, width=0, fill=self.color[self.colors])]
-        self.__draw_corner(0, 0, 1, 0, self.color[self.colors], "leftside",bgcolor=self.color["background"])
+        self.__draw_corner(
+            0, 0, 1, 0, self.color[self.colors], "leftside", bgcolor=self.color["background"])
         self.__draw_corner(1, 0, self.__progress_pixel+3, 0,
                            self.color[self.colors], "rightprog")
 
     def __update_pixel(self):
-        self.__move_progress_pixel = max(4,int((self.w-6)*self.progress))
+        self.__move_progress_pixel = max(4, int((self.w-6)*self.progress))
 
     def add_progress(self, n):
         self.progress = max(min(self.progress+n, 1.0), 0.0)