Update app.py

app.py

@@ -84,11 +84,12 @@ description = """<p align="center">Enter Japanese text to translate it into Simp
 
 with gr.Blocks() as demo:
     with gr.Row():
-        gr.Button("Send", elem_id="send-btn")
-        gr.Button("Clear", elem_id="clear-btn")
-        gr.Button("Retry", elem_id="retry-btn")
-        gr.Button("Undo", elem_id="undo-btn")
-
+        with gr.Column():
+            send_btn = gr.Button("Send", elem_id="send-btn")
+            clear_btn = gr.Button("Clear", elem_id="clear-btn")
+            retry_btn = gr.Button("Retry", elem_id="retry-btn")
+            undo_btn = gr.Button("Undo", elem_id="undo-btn")
+    
     with gr.Row():
         with gr.Column():
             input_text = gr.Textbox(