diff --git a/src/404.md b/src/404.md
index d791d14..627d22e 100644
--- a/src/404.md
+++ b/src/404.md
@@ -3,7 +3,7 @@
 **文档未找到（404）**
 
 
-抱歉，此 URL 无效。请使用导航栏或搜索继续。将在 <span id="sec_count"></span> 秒后重定向到主页......
+抱歉，此 URL 无效。请使用导航栏或搜索继续。将在 <span class="sec-count"></span> 秒后重定向到主页......
 
 
-This URL is invalid, sorry. Please use the navigation bar or search to continue. It will be redirected to home in <span id="sec_count"></span> seconds...
+This URL is invalid, sorry. Please use the navigation bar or search to continue. It will be redirected to home in <span class="sec-count"></span> seconds...