diff --git a/docker/scripts/mineru_webui.py b/docker/scripts/mineru_webui.py
index b70ec27..b44d0cd 100644
--- a/docker/scripts/mineru_webui.py
+++ b/docker/scripts/mineru_webui.py
@@ -23,6 +23,11 @@ DEFAULT_LANG = os.environ.get("MINERU_LANG", "ch")
 POLL_INTERVAL = float(os.environ.get("MINERU_POLL_INTERVAL", "1.0"))
 MAX_WAIT = float(os.environ.get("MINERU_MAX_WAIT", "600"))
 
+CUSTOM_CSS = """
+.result-panel { min-height: 400px; }
+.status-panel { min-height: 200px; font-size: 13px; }
+"""
+
 
 async def discover_api(client: httpx.AsyncClient) -> str:
     """探测实际可用的 API 前缀: /file_parse 端点"""
@@ -191,11 +196,7 @@ async def process_pdf(file_obj, backend, lang, progress=gr.Progress()):
 # Gradio UI
 # ---------------------------------------------------------------------------
 def create_ui():
-    custom_css = """
-    .result-panel { min-height: 400px; }
-    .status-panel { min-height: 200px; font-size: 13px; }
-    """
-    with gr.Blocks(css=custom_css, title="MinerU ROCm — Document Parser") as demo:
+    with gr.Blocks(title="MinerU ROCm — Document Parser") as demo:
         gr.Markdown("""
         # MinerU ROCm — Document Parser
 
@@ -256,4 +257,5 @@ if __name__ == "__main__":
         server_name=server_name,
         server_port=server_port,
         share=False,
+        css=CUSTOM_CSS,
     )