Update app.py

app.py

@@ -68,8 +68,10 @@ with gr.Blocks(css=css) as demo:
         </p>
         """)
         with gr.Row():
-            portrait_in = gr.Image(label="Your source portrait", type="filepath")
-            result = gr.Image(label="Swapped SDXL Result")
+            with gr.Column():
+                portrait_in = gr.Image(label="Your source portrait", type="filepath")
+            with gr.Column():
+                result = gr.Image(label="Swapped SDXL Result")
         prompt_in = gr.Textbox(label="Prompt target")
         submit_btn = gr.Button("Submit")