Update app.py

app.py

@@ -35,7 +35,8 @@ custom_css = f"""
         z-index: 0;
     }
 </style>
-""", unsafe_allow_html=True)
+"""
+st.markdown(custom_css, unsafe_allow_html=True)
 
 # Create a custom header at the very top (this is key)
 # This must be the very first Streamlit element