Update app.py

app.py

@@ -329,6 +329,8 @@ def on_find_id(repo_path: str, query_id: str, size_str: str):
 # UI (styled)
 # -------------------------
 CSS = """
+/* 使用系统默认字体 */
+.gradio-container { font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif !important; }
 /* 全局：页面居中 + 不要铺满 */
 .gradio-container { max-width: 1200px !important; margin: 0 auto !important; }