diff --git a/modules/ext.tabberNeue.init/ext.tabberNeue.init.less b/modules/ext.tabberNeue.init/ext.tabberNeue.init.less
index 5d89cf6..56fcad3 100644
--- a/modules/ext.tabberNeue.init/ext.tabberNeue.init.less
+++ b/modules/ext.tabberNeue.init/ext.tabberNeue.init.less
@@ -1,3 +1,10 @@
+/**
+ * Critial rendering styles
+ *
+ * Since ext.tabberNeue is loaded a while after page load,
+ * inline styles are needed to avoid potential layout shifts.
+ * This should be kept as small as possible.
+ */
 .tabber {
 	position: relative;
 	overflow: hidden;