1 files changed, 3 insertions, 3 deletions

diff --git a/files/zh-cn/web/javascript/guide/expressions_and_operators/index.html b/files/zh-cn/web/javascript/guide/expressions_and_operators/index.html
index c89cc966e5..1ea851d0f7 100644
--- a/files/zh-cn/web/javascript/guide/expressions_and_operators/index.html
+++ b/files/zh-cn/web/javascript/guide/expressions_and_operators/index.html
@@ -588,7 +588,7 @@ var a = [x, x, x, x, x];
 for (var i = 0, j = 9; i <= j; i++, j--)
   console.log('a[' + i + '][' + j + ']= ' + a[i][j]);</pre>
 
-<h3 id="delete" name="delete"><font face="Consolas, Liberation Mono, Courier, monospace">一元</font>操作符</h3>
+<h3 id="delete" name="delete">一元操作符</h3>
 
 <p>一元操作符仅对应一个操作数。</p>
 
@@ -669,13 +669,13 @@ typeof today;     // returns "object"
 typeof dontExist; // returns "undefined"
 </pre>
 
-<p>对于关键词 <code>true</code> 和 <code>null<font face="Open Sans, Arial, sans-serif">， </font></code><code>typeof</code> 操作符将会返回如下结果：</p>
+<p>对于关键词 <code>true</code> 和 <code>null</code>， <code>typeof</code> 操作符将会返回如下结果：</p>
 
 <pre class="brush: js notranslate">typeof true; // returns "boolean"
 typeof null; // returns "object"
 </pre>
 
-<p>对于一个数值或字符串<code><font face="Open Sans, Arial, sans-serif">， </font></code><code>typeof</code> 操作符将会返回如下结果：</p>
+<p>对于一个数值或字符串<code></code>， <code>typeof</code> 操作符将会返回如下结果：</p>
 
 <pre class="brush: js notranslate">typeof 62;            // returns "number"
 typeof 'Hello world'; // returns "string"