diff --git a/src/css/preflight.css b/src/css/preflight.css
index 0464e90fbb37..cc2355bf0c39 100644
--- a/src/css/preflight.css
+++ b/src/css/preflight.css
@@ -289,6 +289,7 @@ legend {
 
 ol,
 ul,
+li,
 menu {
   list-style: none;
   margin: 0;