diff --git a/core/modules/system/css/components/messages.theme.css b/core/modules/system/css/components/messages.theme.css
index 80e2c41..f80ecf6 100644
--- a/core/modules/system/css/components/messages.theme.css
+++ b/core/modules/system/css/components/messages.theme.css
@@ -70,3 +70,6 @@
 .messages--error p.error {
   color: #a51b00;
 }
+.messages--error .item-list {
+  display: inline;
+}
diff --git a/core/themes/seven/css/components/menus-and-lists.css b/core/themes/seven/css/components/menus-and-lists.css
index 6f87c4c..d092cca 100644
--- a/core/themes/seven/css/components/menus-and-lists.css
+++ b/core/themes/seven/css/components/menus-and-lists.css
@@ -38,6 +38,7 @@ ul.inline li {
 ul.inline li {
   display: inline;
 }
-[dir="rtl"] ul.item-list__comma-list {
+.item-list .item-list__comma-list,
+[dir="rtl"] .item-list .item-list__comma-list{
   margin: 0;
 }