Update app.py

app.py

@@ -7,6 +7,7 @@ html_temp = """
     </div>
     """
 st.markdown(html_temp, unsafe_allow_html=True)
+
 st.markdown(f"""
     <style>
         .stApp {{
@@ -15,7 +16,7 @@ st.markdown(f"""
             background-position: center;
             background-attachment: fixed;
             background-repeat: no-repeat;
-             background-color: {page_bg_color};
+             background-color: "#f0f0f0";
         }}
     </style>
     """, unsafe_allow_html=True)