gitlab-org--gitlab-foss/app/assets/stylesheets/pages/notifications.scss

.notification-list-item {
  line-height: 34px;

  .dropdown-menu {
    @extend .dropdown-menu-align-right;
  }
}

.notification {
  position: relative;
  top: 1px;

  .fa {
    font-size: 18px;
  }
}