diff --git a/index.htm b/index.htm
index ca1a0ec..22e7d66 100644
--- a/index.htm
+++ b/index.htm
@@ -56,7 +56,7 @@
       <th><img src="https://liu673cn.github.io/mao/sub/Xbb/cat2_1.jpg" alt="cat2_1" /></th>
       <th><img src="https://liu673cn.github.io/mao/sub/Xbb/cat2_2.jpg" alt="cat2_2" /></th>
     </tr>
-  </thead>
+  </thead><br />
 <table>
   <thead>
     <tr>