diff --git a/dreader/application.py b/dreader/application.py
index 09a4f3c..9a606c3 100644
--- a/dreader/application.py
+++ b/dreader/application.py
@@ -103,7 +103,7 @@ class EbookReader:
         self.page_style = PageStyle(
             background_color=background_color,
             border_width=margin,
-            border_color=(200, 200, 200),
+            border_color=background_color,
             padding=(10, 10, 10, 10),
             line_spacing=line_spacing,
             inter_block_spacing=inter_block_spacing