Update app.py

app.py

@@ -94,6 +94,7 @@ with tab1:
         st.experimental_rerun()
         
 with tab2:
+     st.subheader('...')
 
 with tab3:
     st.subheader('About the application:')
@@ -106,7 +107,9 @@ with tab3:
     st.markdown('*   **Model Performance:** The fifth tab explains how the underlying Machine Learning Model performs and how the predictor works.')
 
 with tab4:
+    st.subheader('...')    
  
 with tab5:
+    st.subheader('...')