diff --git a/source/css/_base/variable.styl b/source/css/_base/variable.styl
index 784b04f..83048a5 100644
--- a/source/css/_base/variable.styl
+++ b/source/css/_base/variable.styl
@@ -45,10 +45,10 @@ dataURI = hexo-config("dataURI")
 author-img-data = unquote(hexo-config("author_img_data"))
 author-img = hexo-config("author_img")
 ShowGallery = hexo-config("ShowGallery")
-root = hexo-config("root")
+//root = hexo-config("root")
 
 //comment
 duoshuo = hexo-config("duoshuo.enable")
 
 //highlight
-highlight = hexo-config("highlight.enable")
+//highlight = hexo-config("highlight.enable")
diff --git a/source/css/_partial/footer.styl b/source/css/_partial/footer.styl
index 572db51..65d7599 100644
--- a/source/css/_partial/footer.styl
+++ b/source/css/_partial/footer.styl
@@ -34,7 +34,7 @@ footer
   if dataURI
     background no-repeat url(author-img-data) left top
   else
-    background no-repeat url(root+author-img) left top 
+    background no-repeat url(/+author-img) left top 
   background-size w w
   border-radius (w/2)
   transition transform 2s ease-out