diff --git a/src/web/app/init.css b/src/web/app/init.css
index c92f30b44..2587f6394 100644
--- a/src/web/app/init.css
+++ b/src/web/app/init.css
@@ -1,3 +1,7 @@
+/**
+ * Boot screen style
+ */
+
 @charset 'utf-8';
 
 html {