diff --git a/zh_CN/about.html b/zh_CN/about.html
index 814a32f..25aa4fa 100644
--- a/zh_CN/about.html
+++ b/zh_CN/about.html
@@ -31,10 +31,10 @@
       </button>
       <div class="collapse navbar-collapse" id="navbarSupportedContent">
         <ul class="navbar-nav ml-auto">
-          <li class="nav-item active">
+          <li class="nav-item">
             <a class="nav-link" href="index.html"><b>首页</b></a>
           </li>
-          <li class="nav-item">
+          <li class="nav-item active">
             <a class="nav-link" href="about.html"><b>关于</b></a>
           </li>
           <li class="nav-item dropdown">