update app

app.py

@@ -384,7 +384,7 @@ with gr.Blocks(css=custom_css, theme=app_theme) as demo:
                         img_click_input = gr.Image(type="pil", label="Upload Image", interactive=True, height=450)
                         
                         with gr.Row():
-                            img_click_clear = gr.Button("Clear Points & Reset", variant="secondary")
+                            img_click_clear = gr.Button("Clear Points & Reset", variant="primary")
                         
                         st_click_points = gr.State([])
                         st_click_labels = gr.State([])