diff --git a/content/treestyletab/treestyletab.xul b/content/treestyletab/treestyletab.xul
index d7f28bd2..aec9bb05 100644
--- a/content/treestyletab/treestyletab.xul
+++ b/content/treestyletab/treestyletab.xul
@@ -4,7 +4,6 @@
 <?xml-stylesheet href="treestyletab-tmp.css" type="text/css"?><!-- hacks for Tab Mix Plus -->
 
 <?xml-stylesheet href="chrome://treestyletab/skin/base-colors.css" type="text/css"?>
-
 <?xml-stylesheet href="chrome://treestyletab/skin/base.css" type="text/css"?>
 <?xml-stylesheet href="chrome://treestyletab/skin/twisty/twisty.css" type="text/css"?>
 <?xml-stylesheet href="chrome://treestyletab/skin/ui.css" type="text/css"?>