@ckeditor/ckeditor5-mention/dist/index-editor.css

Mention feature for CKEditor 5.

/**
 * @license Copyright (c) 2003-2026, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-licensing-options
 */
:root{
  --ck-content-color-mention-background:#9900301a;
  --ck-content-color-mention-text:#990030;
}

:root{
  --ck-mention-list-max-height:300px;
}

.ck.ck-mentions{
  max-height:var(--ck-mention-list-max-height);
  overscroll-behavior:contain;
  overflow:hidden auto;
}

.ck.ck-mentions > .ck-list__item{
  flex-shrink:0;
  overflow:hidden;
}

div.ck.ck-balloon-panel.ck-mention-balloon{
  z-index:calc(var(--ck-z-dialog) + 1);
}