Update app.py

app.py

@@ -72,7 +72,7 @@ def play_game(board, col, state):
     return format_board(board), "Your turn!"
 
 def create_ui():
-    with gr.Blocks() as demo:
+    with gr.Blocks(css=css) as demo:
         gr.Markdown("# Play Connect Four Against AI")
         gr.Markdown("You are Red (🔴), AI is Yellow (🟡)")
         
@@ -113,7 +113,7 @@ def create_ui():
     
     return demo
 
-# Add some CSS to make the board look better
+# CSS definition
 css = """
 #board {
     max-width: 400px;
@@ -127,4 +127,4 @@ css = """
 """
 
 demo = create_ui()
-demo.launch(css=css)
+demo.launch()