Update app.py

app.py

@@ -51,9 +51,9 @@ st.set_page_config(page_title="Price Probability Analysis", layout="wide")
 st.title('Price Probability Analysis')
 
 # Sidebar for method selection
-st.sidebar.header("Input Parameters")
+st.sidebar.title("Input Parameters")
 
-with st.sidebar.expander("How to Use", expanded=False)
+with st.sidebar.expander("How to Use", expanded=False):
     st.markdown("""
     ### How to Use