Update app.py

app.py

@@ -17,8 +17,8 @@ BUTTON_TEXT        = "Click to Run APP"
 OPEN_IN_NEW_TAB    = False
 
 # NEW: Background image controls
-BACKGROUND_IMAGE   = ASSETS / "bg.jpg"    # <-- put your background image here
-BACKGROUND_OPACITY = 0.12                 # 0.0 (invisible) ... 1.0 (fully opaque)
+BACKGROUND_IMAGE   = ASSETS / "bg.png"    # <-- put your background image here
+BACKGROUND_OPACITY = 0.3                 # 0.0 (invisible) ... 1.0 (fully opaque)
 
 # ========= BRAND / APPS =========
 COMPANY_NAME = "Smart Thinking - Logging"