diff --git a/site/.vuepress/styles/index.styl b/site/.vuepress/styles/index.styl
index 2f5760d..6707feb 100755
--- a/site/.vuepress/styles/index.styl
+++ b/site/.vuepress/styles/index.styl
@@ -28,4 +28,4 @@ aside.sidebar
     
 header
     z-index: 9991 !important;
-    height: 58px;
+    height: 58px !important;