Update app.py

app.py

@@ -847,6 +847,14 @@ def cleanup_old_messages(days: int = 30) -> str:
         return f"❌ Failed to clean old messages: {str(e)}"
 
 
+# Define custom CSS for the Gradio interface
+custom_css = """
+.response-area {background-color: #f9f9f9; border-radius: 5px; padding: 10px;}
+.input-area {border: 1px solid #ccc; border-radius: 5px;}
+.history-display {font-family: monospace; background-color: #f0f0f0;}
+.analytics-display {font-family: monospace; background-color: #e8f4f8;}
+"""
+
 
 # Main Gradio Interface
 with gr.Blocks(