diff --git a/docs/index.html b/docs/index.html
index 573ed79..661e469 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -16,7 +16,10 @@
     @media (max-width: 500px) { .github-corner:hover .octo-arm { animation: none; } .github-corner .octo-arm { animation: octocat-wave 560ms ease-in-out; } }
 
     :root { --sidebar-width: 230px; --sidebar-padding: 12px 24px; --theme-color: #42b983; }
-    .markdown-section { padding: 24px 40px 40px 24px; }
+    .markdown-section { 
+      padding: 24px 40px 40px 24px; 
+      max-width: 850px; /* 增加内容宽度，减少左右空白 */
+    }
     .sidebar-nav ul { list-style-type: none; }
     
     /* 优化侧边栏主菜单间距 */