Update app.py

app.py

@@ -272,11 +272,13 @@ with gr.Blocks(css=css) as demo:
                 )
 
                 # 4) Button to launch inference
-                run_button = gr.Button("Chain-of-Zoom it")
+                run_button = gr.Button("🔎 Chain-of-Zoom it", variant="primary")
+                
+                gr.Markdown("*Click anywhere on the preview image to select coordinates to zoom*")
 
                 # 5) Preview (512×512 + four truly nested boxes)
                 preview_with_box = gr.Image(
-                    label="Preview (512×512 with nested boxes)",
+                    label="Preview",
                     type="pil",
                     interactive=False
                 )