Update app.py

app.py

@@ -19,7 +19,9 @@ model = YOLO('./weights/best.pt')
 # Define the color scheme/theme for the website
 theme = gr.themes.Soft(
     primary_hue="orange",
-    secondary_hue="sky",
+).set(
+    body_background_fill='*primary_50',
+    block_background_fill='*neutral_50'
 )
 #Custom css for styling
 css = """