Fix app

app.py

@@ -283,10 +283,10 @@ if (st.session_state.uploaded):
 
 
     # Streamlit plot
-    st.title("Final Forecast of Retail Sales")
+    st.title("Forecasted Sales")
     st.line_chart(df['Sales'][-50:])
-    st.line_chart(future_fitted_series, use_container_width=True, key='fitted_chart')
-    st.area_chart(pd.concat([future_lower_series, future_upper_series], axis=1), key='confidence_interval_chart')
+    st.line_chart(future_fitted_series, use_container_width=True)
+    st.area_chart(pd.concat([future_lower_series, future_upper_series], axis=1), color="#808080")
 
     auto_sales_growth = sales_growth(df, future_fitted_series)
     df = auto_sales_growth
@@ -297,7 +297,6 @@ if (st.session_state.uploaded):
     st.write("Forecasted sales in the next 3 months")
     st.write(df)
 
-
     question = st.text_input('Ask a Question about the Forecasted Data', placeholder="What is the total sales in the month of December?")
     answer = get_converted_answer(df, question)
     st.write('The answer for that is:', answer)