Update app.py

app.py

@@ -33,7 +33,7 @@ app_ui = ui.page_fluid(
     ui.div(
         ui.panel_title(ui.div("Orchid TZ Viability Analyzer", class_="navbar-title")),
         ui.download_button("download", "Download Results", class_="btn-primary"),
-        style="position: sticky; top: 10px; right: 10px; background: white;, z-index:100;"
+        class_="nav-bar"
     ),
     ui.layout_sidebar(
         ui.sidebar(