diff --git a/css.html b/css.html
index d2e552e9af..15e4082d55 100644
--- a/css.html
+++ b/css.html
@@ -2086,7 +2086,7 @@ For example, <section>
should be wrapped as inline.
For faster mobile-friendly development, use these utility classes for showing and hiding content by device via media query. Also included are utility classes for toggling content when printed.