diff --git a/book/00-On-Java-8.md b/book/00-On-Java-8.md
index bff43f6..2e1f4e1 100644
--- a/book/00-On-Java-8.md
+++ b/book/00-On-Java-8.md
@@ -20,7 +20,7 @@
 *©MindView LLC 版权所有*
 
 
-</center>
+
 
 
 <div style="page-break-after: always;"></div>