Update app.py

app.py

@@ -418,7 +418,8 @@ elo_ratings_df = pd.read_csv("chessllm_leaderboard.csv")
 
 title = """
 <div align="center">
-  <p style="font-size: 36px;">⚔️ Chess LLM Arena</h1>
+  <p style="font-size: 36px;">⚔️ Chess LLM Arena</p>
+  <p style="font-size: 20px;">Preview</p>
   <p style="font-size: 20px;">💻 <a href="https://github.com/mlabonne/chessllm">GitHub</a> • 📅 <a href="https://gist.github.com/chessllm/696115fe2df47fb2350fcff2663678c9">Gist Database</a> • ♟️ <a href="https://colab.research.google.com/drive/1e2PszrvaY4Lv5SiRXuBGb5R4GdZsm-H3">Trainer</a> • ♟️ <a href="https://colab.research.google.com/drive/11UjbfajCzphe707_V7PD-2e5WIzyintf">Dataset</a></p>
   <p><em>Pick two chess LLMs and make them compete in a chess match. When the game is over, it will automatically update the crowd-sourced leaderboard. Build a dataset and train your own small language model to compete in the arena.</em></p>
 </div>