Update app.py

app.py

@@ -1,10 +1,10 @@
 import streamlit as st
 st.markdown(
-    "<title style='text-align: center;'>ZERO TO HERO IN MACHINE LEARNING..!</title>", 
+    "<h1 style='text-align: center;'>ZERO TO HERO IN MACHINE LEARNING..!</h1>", 
     unsafe_allow_html=True
 )
 
 st.markdown(
-    "<h1 style='text-align: center; color:Navy blue'>About the App</h1>", 
+    "<h2 style='text-align: center; color:Navy blue'>About the App</h2>", 
     unsafe_allow_html=True
 )