Ticket #27263: 27263.3.diff

src/wp-includes/css/wp-auth-check.css

@@ -15 +15 @@
         background: #000;
         opacity: 0.7;
         filter: alpha(opacity=70);
-        z-index: 1000000;
+        z-index: 1000010; /* needs to appear above .notification-dialog */
 }
 
 #wp-auth-check-wrap #wp-auth-check {
@@ -29 +29 @@
         margin: 0 0 0 -190px;
         padding: 30px 0 0;
         background-color: #eee;
-        z-index: 1000001;
+        z-index: 1000011; /* needs to appear above #wp-auth-check-bg */
         -webkit-box-shadow: 0 3px 6px rgba( 0, 0, 0, 0.3 );
         box-shadow: 0 3px 6px rgba( 0, 0, 0, 0.3 );
 }