Update app.py

app.py

@@ -130,6 +130,7 @@ def SIR(country,R0,t_infective,pop):
   
 def main():
     st.title("SIR Model for Monkeypox")
+    st.caption("Display graph of SIR model of monkeypox and comparison between the model and actual data. Try to find the best R0 that fit for the actual data.")
 
     with st.form("questionaire"):
         country = st.selectbox("Country",data['location'].unique())# user's input