diff --git a/src/main/resources/templates/index-about.html b/src/main/resources/templates/index-about.html
index 36a9c46..162df40 100644
--- a/src/main/resources/templates/index-about.html
+++ b/src/main/resources/templates/index-about.html
@@ -15,14 +15,16 @@
         }
 
         #md-about{
-            margin-left: 30px;
-            margin-right: 30px;
+            width: 1000px;
+            padding-left: 30px;
+            padding-right: 30px;
         }
 
     </style>
 
     <title>Milkz Blog</title>
 </head>
+<body>
 <div id="navbar-about" class="collapse navbar-collapse">
     <ul class="nav navbar-nav navbar-right">
         <li class="active"><a href="/">首页</a></li>
@@ -31,12 +33,10 @@
         <li><a href="/archives">历史</a></li>
     </ul>
 </div>
-<div id="md-about">
+<div id="md-about" class="center-block">
     <p th:utext="${htmlText}"></p>
 </div>
-<!--<div class="container">-->
-<!--    <input type="text" id="invitationCode" name="invitationCode" value="[[${htmlText}]]">-->
-<!--</div>-->
+
 <script th:inline="javascript" src="http://libs.baidu.com/jquery/1.9.1/jquery.js"></script>
 <script type="text/javascript"
         src="webjars/bootstrap/3.3.7/js/bootstrap.min.js"></script>
