diff --git a/site/.vuepress/styles/index.styl b/site/.vuepress/styles/index.styl
index dd19a03..2f5760d 100755
--- a/site/.vuepress/styles/index.styl
+++ b/site/.vuepress/styles/index.styl
@@ -25,6 +25,7 @@ footer.page-edit
 
 aside.sidebar
     z-index: 1000;
-
+    
 header
     z-index: 9991 !important;
+    height: 58px;