Update app.py

app.py

@@ -6,29 +6,32 @@ st.sidebar.title("SBS V2.0 mapper")
 st.sidebar.subheader("(work in progress)")
 st.sidebar.text("Demo by JA-RAD")
 
+
 st.markdown(
     """
     <style>
-        .streamlit-expander header:first-child {
+        div[data-testid="stAppViewContainer"] > div:first-child {
             position: fixed;
-            top: 0px;
-            left: 0px;
-            right: 0px;
+            top: 0;
+            left: 0;
+            right: 0;
             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 */
+            padding: 10px 1rem; /* Optional padding */
+            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1); /* Optional shadow */
         }
     </style>
     """,
     unsafe_allow_html=True,
 )
 
-st.title("My Sticky Header App")
+st.title("SBS Mapper") # Keep your title here
 
-st.write("Scroll down to see if the header remains at the top on Hugging Face!")
+# Your Streamlit app content below this line
+st.markdown("## Welcome to the SBS Mapper App!")
+st.write("Scroll down to see if the header sticks now.")
 for i in range(50):
-    st.write(f"Some more content here: {i}")
+    st.write(f"Some content: {i}")
 
 
 # --- PAGE SETUP ---