Update app.py

app.py

@@ -97,7 +97,9 @@ def ask(query):
 
 
 intro_text = '''
-This app responds to your questions by looking up the most relevant selections from the textbook, and asking ChatGPT to respond based on the selections. It can take up to 30 seconds to respond.
+This app responds to your questions by looking up the most relevant selections from the textbook, and asking ChatGPT to respond based on the selections. 
+
+Enter your question in the grey box below and click "Ask the textbook." It can take up to 30 seconds to respond.
 '''
 
 outro_text = '''