Update app.py

app.py

@@ -9,14 +9,15 @@ st.sidebar.text("Demo by JA-RAD")
 st.markdown(
     """
     <style>
-        div[data-testid="stToolbar"] {
+        .streamlit-expander header:first-child {
             position: fixed;
             top: 0px;
-            width: 100%;
-            z-index: 9999; /* Ensure it stays on top of other elements */
-            background-color: rgba(255, 255, 255, 0.95); /* Optional: Add a background color and transparency */
-            padding: 10px 0; /* Optional: Add some padding */
-            box-shadow: 0px 2px 5px rgba(0, 0, 0, 0.1); /* Optional: Add a subtle shadow */
+            left: 0px;
+            right: 0px;
+            z-index: 9999;
+            background-color: rgba(255, 255, 255, 0.95); /* Optional background */
+            padding: 10px 0; /* Optional padding */
+            box-shadow: 0px 2px 5px rgba(0, 0, 0, 0.1); /* Optional shadow */
         }
     </style>
     """,
@@ -25,10 +26,9 @@ st.markdown(
 
 st.title("My Sticky Header App")
 
-st.write("Scroll down to see the header remain at the top!")
+st.write("Scroll down to see if the header remains at the top on Hugging Face!")
 for i in range(50):
-    st.write(f"Some content here: {i}")
-
+    sst.write(f"Some more content here: {i}")
 
 
 # --- PAGE SETUP ---