Update app.py

app.py

@@ -9,13 +9,13 @@ html_temp = """
 st.markdown(html_temp, unsafe_allow_html=True)
 st.markdown(f"""
     <style>
-        /* Set the background image for the entire app */
         .stApp {{
             background-image url("https://wallpaperaccess.com/full/9405162.jpg");
             background-size: cover;
             background-position: center;
             background-attachment: fixed;
             background-repeat: no-repeat;
+             background-color: {page_bg_color};
         }}
     </style>
     """, unsafe_allow_html=True)