MediaWiki:DarkGlobalNavDropdowns.css

.wds-notification-card__text, .wds-global-navigation .wds-dropdown__content .wds-list li, .wds-notification-card__last-actor, .wds-global-navigation .wds-dropdown .wds-dropdown__content .wds-list li a,   color: #ccc; }
 * 1) GlobalNavigationWallNotifications .notifications-for-wiki .notifications-for-wiki-list a,
 * 1) GlobalNavigationWallNotifications .notifications-for-wiki .notifications-wiki-header,
 * 1) GlobalNavigationWallNotifications .notification time {

border: none; }
 * 1) GlobalNavigationWallNotifications,
 * 2) GlobalNavigationWallNotifications .notification {

.wds-global-navigation .wds-dropdown .wds-dropdown__content, .wds-global-navigation .wds-dropdown__content .wds-list.wds-is-linked .wds-dropdown-level-2:hover .wds-dropdown-level-2__content, .wds-global-navigation .wds-dropdown__content:not(.wds-is-not-scrollable) .wds-list:before, .wds-global-navigation .wds-dropdown__content:not(.wds-is-not-scrollable) .wds-list:after { background-color: #002A32; border: none; }
 * 1) GlobalNavigationWallNotifications .notifications-for-wiki.show .notifications-for-wiki-list,
 * 2) GlobalNavigationWallNotifications .notifications-for-wiki .notifications-wiki-header,
 * 3) GlobalNavigationWallNotifications .notifications-markasread,

.wds-global-navigation .wds-dropdown::after { display: none !important; }