css update

chatbot_simulator.py

@@ -60,7 +60,7 @@ Provide instructions or request input from the user. If the user provides an inv
 "Invalid action. Please select a valid option."
 
 ### Instruction Format:
-<if actions is non-empty: You have successfully done {self.actions[-1]}> You are at the {current_page} page. You have the following options:
+<if actions is non-empty: You have successfully done actions[-1]>> You are at the {current_page} page. You have the following options:
 1. Feature 1
 2. Feature 2
 3. Feature 3