Update app.py

app.py

@@ -174,7 +174,7 @@ tag_model.to(device, dtype=weight_dtype)
 
 def preprocess_image(input_image: Image.Image) -> Image.Image:
     img = input_image.copy()
-    img.thumbnail((256, 256), Image.Resampling.BILINEAR)
+    img.thumbnail((512, 512), Image.Resampling.BILINEAR)
     return img
 
 
@@ -290,8 +290,7 @@ with gr.Blocks(css=css, theme=theme) as demo:
                 </div>
                 """
             )
-        with gr.Row():
-            with gr.Column():
+        with gr.Row():         
                 input_image = gr.Image(type="pil", height=256)
                 run_button = gr.Button("🔎 Magnify 4x", variant="primary")
                 preprocessed_image = gr.Image(label="preprocessed image(256x256)", type="pil", interactive=False, height=256)