iTop/css/backoffice/vendors/_tippy.scss

/*
 * @copyright   Copyright (C) 2010-2021 Combodo SARL
 * @license     http://opensource.org/licenses/AGPL-3.0
 */

// Allow plain text (opposite of HTML) multi-lines tooltips to be displayed correctly, otherwise it will all be on a single line.
.tippy-content {
  white-space: pre-line;
}