Update app.py

app.py

@@ -40,7 +40,13 @@ def predict(input, history=[]):
     #return response, history
     return html, history
     
-chatbot = gr.Chatbot(color_map=("green", "gray"))
+css = """
+.chatbox {display:flex;flex-direction:column}
+.msg {padding:4px;margin-bottom:4px;border-radius:4px;width:80%}
+.msg.user {background-color:cornflowerblue;color:white}
+.msg.bot {background-color:lightgray;align-self:self-end}
+.footer {display:none !important}
+"""
 
 gr.Interface(fn=predict,
     title="DialoGPT-large",