Update app.py

app.py

@@ -344,7 +344,7 @@ def set_papers(date, title):
 with gr.Blocks(css=STYLE, theme=gr.themes.Soft()) as demo:
     gr.Markdown("# Let's explore papers with auto generated Q&As")
     
-    with gr.Column(elem_classes=["group"]):
+    with gr.Column(elem_id="control-panel", elem_classes=["group"]):
         with gr.Row():
             date_dd = gr.Dropdown(
                 sorted_dates,