Set datatype="markdown" for submission DataFrame

app.py

@@ -78,6 +78,8 @@ def process_submission(*inputs):
         gr.update(
             value=leaderboard_server.get_leaderboard(leaderboard_server.pre_submit[0]),
             visible=True,
+            datatype="markdown",
+            elem_classes="leaderboard-table",
         ),
     )