small UI improvements

app.py

@@ -129,36 +129,36 @@ examples = [
 with gr.Blocks() as demo:
     with gr.Column(elem_id="col-container"):
         gr.HTML('<img src="https://qianwen-res.oss-cn-beijing.aliyuncs.com/Qwen-Image/layered/qwen-image-layered-logo.png" alt="Qwen-Image-Layered Logo" width="600" style="display: block; margin: 0 auto;">')
+        
         with gr.Row():
-            with gr.Column():
+            # Left column: Input image, prompt, settings, and button
+            with gr.Column(scale=1):
                 input_image = gr.Image(label="Input Image", image_mode="RGBA")
                 
-            with gr.Column():
-                seed = gr.Slider(
-                    label="Seed",
-                    minimum=0,
-                    maximum=MAX_SEED,
-                    step=1,
-                    value=0,
-                )
-
-                randomize_seed = gr.Checkbox(label="Randomize seed", value=True)
-
-
                 prompt = gr.Textbox(
                     label="Prompt (Optional)",
                     placeholder="Please enter the prompt to guide the decomposition (Optional)",
                     value="",
                     lines=2,
                 )
-                neg_prompt = gr.Textbox(
-                    label="Negative Prompt (Optional)",
-                    placeholder="Please enter the negative prompt",
-                    value=" ",
-                    lines=2,
-                )
                 
-                with gr.Row():
+                with gr.Accordion("Advanced Settings", open=False):
+                    neg_prompt = gr.Textbox(
+                        label="Negative Prompt (Optional)",
+                        placeholder="Please enter the negative prompt",
+                        value=" ",
+                        lines=2,
+                    )
+                    
+                    seed = gr.Slider(
+                        label="Seed",
+                        minimum=0,
+                        maximum=MAX_SEED,
+                        step=1,
+                        value=0,
+                    )
+                    randomize_seed = gr.Checkbox(label="Randomize seed", value=True)
+                    
                     true_guidance_scale = gr.Slider(
                         label="True guidance scale",
                         minimum=1.0,
@@ -183,29 +183,30 @@ with gr.Blocks() as demo:
                         value=4,
                     )
 
-                with gr.Row():
                     cfg_norm = gr.Checkbox(label="Whether enable CFG normalization", value=True)
                     use_en_prompt = gr.Checkbox(label="Automatic caption language if no prompt provided, True for EN, False for ZH", value=True)
                 
-                with gr.Row():
-                    run_button = gr.Button("Decompose!", variant="primary")
-
-        gallery = gr.Gallery(label="Layers", columns=4, rows=1, format="png")
-        export_btn = gr.Button("Export as PPTX")
-        export_file = gr.File(label="Download PPTX")
-        export_btn.click(
-            fn=export_gallery,
-            inputs=gallery,
-            outputs=export_file
-        )
+                run_button = gr.Button("Decompose!", variant="primary")
+
+            # Right column: Output gallery and export
+            with gr.Column(scale=2):
+                gallery = gr.Gallery(label="Layers", columns=4, rows=1, format="png")
+                export_btn = gr.Button("Export as PPTX")
+                export_file = gr.File(label="Download PPTX")
 
     gr.Examples(examples=examples,
-                    inputs=[input_image], 
-                    outputs=[gallery], 
-                    fn=infer, 
-                    examples_per_page=14,
-                    cache_examples=False,
-                    run_on_click=True
+                inputs=[input_image], 
+                outputs=[gallery], 
+                fn=infer, 
+                examples_per_page=14,
+                cache_examples=False,
+                run_on_click=True
+    )
+
+    export_btn.click(
+        fn=export_gallery,
+        inputs=gallery,
+        outputs=export_file
     )
 
     run_button.click(