Update app/main.py

app/main.py

@@ -21,8 +21,8 @@ apply_style()
 
 # add_sidebar_header()
 st.sidebar.html("""
-<div style='position: fixed; top: 10px; left: 20px; z-index: 999; padding: 10px;'>
-    <h3>Menu</h3>
+<div style='position: relative; top: 0; left: 0; z-index: 999; padding: 10px;'>
+ <h3>Menu</h3>
 </div>
 """)