diff --git a/django/contrib/admin/static/admin/css/changelists.css b/django/contrib/admin/static/admin/css/changelists.css
index a4baf32955..4799edbdb8 100644
--- a/django/contrib/admin/static/admin/css/changelists.css
+++ b/django/contrib/admin/static/admin/css/changelists.css
@@ -296,12 +296,6 @@
     width: 100%;
 }
 
-#changelist .actions.selected { /* XXX Probably unused? */
-    background: var(--body-bg);
-    border-top: 1px solid var(--body-bg);
-    border-bottom: 1px solid #edecd6;
-}
-
 #changelist .actions span.all,
 #changelist .actions span.action-counter,
 #changelist .actions span.clear,
diff --git a/django/contrib/admin/static/admin/css/responsive.css b/django/contrib/admin/static/admin/css/responsive.css
index 8c6dd810ca..c7cc3692ed 100644
--- a/django/contrib/admin/static/admin/css/responsive.css
+++ b/django/contrib/admin/static/admin/css/responsive.css
@@ -131,10 +131,6 @@ input[type="submit"], button {
         padding: 15px 0;
     }
 
-    #changelist .actions.selected {
-        border: none;
-    }
-
     #changelist .actions label {
         display: flex;
     }