Fix empty gallery by restoring stable Gradio gallery layout

app.py

@@ -276,7 +276,7 @@ def parse_font_style(font_style: str) -> str:
 def _get_generation_duration(text, pairs, num_steps, start_seed, num_images, progress=None):
     """Calculate dynamic GPU duration: 24s base + 3s per image"""
     num_pairs = len(pairs) if pairs else 1
-    return 24 + int(3 * num_images * num_pairs)
+    return 30 + int(3 * num_images * num_pairs)
 
 
 @spaces.GPU(duration=_get_generation_duration)
@@ -415,27 +415,8 @@ def interactive_session(
     yield final_status, results
 
 
-custom_css = """
-.scrollable-right {
-    max-height: 700px;
-    min-height: 550px;
-    height: 100%;
-    overflow-y: auto;
-    overflow-x: hidden;
-    padding-right: 10px;
-}
-/* 给滚动条加一点样式让它更明显点 */
-.scrollable-right::-webkit-scrollbar {
-    width: 8px;
-}
-.scrollable-right::-webkit-scrollbar-thumb {
-    background-color: #888;
-    border-radius: 4px;
-}
-"""
-
 # Create Gradio interface
-with gr.Blocks(title="UniCalli - Chinese Calligraphy Generator / 中国书法生成器", theme=gr.themes.Soft(), css=custom_css) as demo:
+with gr.Blocks(title="UniCalli - Chinese Calligraphy Generator / 中国书法生成器", theme=gr.themes.Soft()) as demo:
     gr.Markdown("""
     # 🖌️ UniCalli - 中国书法生成器 / Chinese Calligraphy Generator
     
@@ -527,7 +508,7 @@ with gr.Blocks(title="UniCalli - Chinese Calligraphy Generator / 中国书法生
             
             generate_btn = gr.Button("🎨 开始生成 / Start Generation", variant="primary", size="lg")
         
-        with gr.Column(scale=1, elem_classes=["scrollable-right"]):
+        with gr.Column(scale=1):
             # Output section
             gr.Markdown("### 🖼️ 生成结果 / Generated Results")
             gr.Markdown("""
@@ -544,7 +525,8 @@ with gr.Blocks(title="UniCalli - Chinese Calligraphy Generator / 中国书法生
                 label="生成结果 / Generated Results",
                 show_label=False,
                 columns=2,
-                height="auto",
+                rows=2,
+                height=550,
                 object_fit="contain",
                 allow_preview=True
             )