Fix app layout

app.py

@@ -302,7 +302,7 @@ with gr.Blocks(css="style.css", title=title) as demo:
                 label="Generated images", show_label=False, elem_id="gallery"
             ).style(preview=True, grid=2, object_fit="scale-down")
             meta_file = gr.File(label="Metadata file")
-    with gr.Row(elem_classes=["container"]):
+    with gr.Column(elem_classes=["container"]):
         gr.Examples(
             [
                 ["examples/dog.png", "auto", ""],