Update app.py

app.py

@@ -23,17 +23,15 @@ politely inform them that you are tuned to only answer questions about mental he
  #       history.append((inp, output))     
  #       return history
 
-
+with gr.Blocks(theme=gr.themes.Glass()) as demo:
     
-gr.HTML("<center><h2>Omdena AI Chatbot For Mental Health and Wellbeing</h2></center>")
+    gr.HTML("<center><h2>Omdena AI Chatbot For Mental Health and Wellbeing</h2></center>")
     
-gr.HTML("WELCOME<br>"
+    gr.HTML("WELCOME<br>"
             "I am an AI ChatBot and I am here to assist you with whatever is bothering you. "
             "Our conversation is strictly confidential and I will not remember it when you come back another time."     
         )
 
-with gr.Blocks(theme=gr.themes.Monochrome()) as demo:
-
   chatbot = gr.Chatbot()  
   message = gr.Textbox(label="What would you like to chat about?")
   response = gr.Textbox