drupal/core/themes/bartik/css/components/views.css

/**
 * @file
 * Styling for Views in Bartik.
 */

/* Tab styles */
.views-displays .tabs .open > a {
  border-radius: 7px 7px 0 0;
}
.views-displays .tabs .open > a:hover,
.views-displays .tabs .open > a:focus {
  color: #0071B3;
}
.views-displays .secondary .form-submit {
  font-size: 0.846em;
}

/* Tabs action list styles */
.views-displays .tabs .action-list {
  padding: 0;
}

/* Contextual filter options styles */
.views-filterable-options .filterable-option:nth-of-type(even) .form-type-checkbox {
  background-color: #F9F9F9;
}

/* Views action dropbutton styles */
.views-ui-display-tab-actions .dropbutton .form-submit {
  color: #0071B3;
}
.views-ui-display-tab-actions .dropbutton .form-submit:hover,
.views-ui-display-tab-actions .dropbutton .form-submit:focus {
  color: #018FE2;
}