Update app.py

app.py

@@ -99,7 +99,7 @@ with gr.Blocks(css=css) as demo:
           with gr.Group():
               with gr.Row():
                 prompt = gr.Textbox(label="Prompt", show_label=False, max_lines=2,placeholder=f"{prefix} [your prompt]")
-                generate = gr.Button(value="Generate").style(rounded=(False, True, True, False))
+                generate = gr.Button(value="Generate")
 
               image_out = gr.Image(height=512)
           error_output = gr.Markdown()