diff --git a/core/modules/system/css/system.admin.css b/core/modules/system/css/system.admin.css
index 2398b6e..913ce57 100644
--- a/core/modules/system/css/system.admin.css
+++ b/core/modules/system/css/system.admin.css
@@ -391,4 +391,6 @@ small .admin-link:after {
 [dir="rtl"] .system-themes-admin-form {
   clear: right;
 }
-
+.cron-description__run-cron {
+  display: block;
+}
diff --git a/core/modules/system/system.install b/core/modules/system/system.install
index 8c88f05..bd7352a 100644
--- a/core/modules/system/system.install
+++ b/core/modules/system/system.install
@@ -544,7 +544,8 @@ function system_requirements($phase) {
         '#url' => Url::fromRoute('system.cron_settings'),
       ],
       [
-        '#prefix' => '<br>',
+        '#prefix' => '<span class="cron-description__run-cron">',
+        '#suffix' => '</span>',
         '#type' => 'link',
         '#title' => t('Run cron'),
         '#url' => Url::fromRoute('system.run_cron'),
diff --git a/core/themes/stable/css/system/system.admin.css b/core/themes/stable/css/system/system.admin.css
index 029f921..cd92b1a 100644
--- a/core/themes/stable/css/system/system.admin.css
+++ b/core/themes/stable/css/system/system.admin.css
@@ -391,4 +391,6 @@ small .admin-link:after {
 [dir="rtl"] .system-themes-admin-form {
   clear: right;
 }
-
+.cron-description__run-cron {
+  display: block;
+}