@ckeditor/ckeditor5-ui/theme/mixins/_unselectable.css

The UI framework and standard UI library of CKEditor 5.

/*
 * Copyright (c) 2003-2025, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-licensing-options
 */

/**
 * Makes element unselectable.
 */
@define-mixin ck-unselectable {
	-moz-user-select: none;
	-webkit-user-select: none;
	-ms-user-select: none;
	user-select: none
}