Update app.py

app.py

@@ -55,7 +55,7 @@ def converse(user_input, chat_history=[]):
         print (mesg)
         
         html += "<div class='mesg {}'> {}</div>".format(clazz, mesg)
-        html += "</div>"
+        html += "<div>"
         print(html)
         return html, chat_history