CKEditor5 - własny szablon css

Aby w temacie dodać własne formatowanie w edytorze CKEditor 5 należty w pliku tematu info dodać:

name: Bootstrap5 - DAFR
type: theme
description: 'Basic structure for a Bootstrap SubTheme.'
core_version_requirement: ^10.3 || ^11
base theme: bootstrap

libraries:
  - dafr_b5_sub/global-styling
  - dafr_b5_sub/bootstrap-icons
 
ckeditor5-stylesheets:
  - css/ckeditor.css

.ck.ck-editor__main>.ck-editor__editable {    
    background: #fff !important;
    color: #3b3b3b;
}

.ck-content h2 {
    margin-top: 40px;
    margin-bottom: 30px;
    padding-top: 10px;
    border-top: 1px solid #aaaaaa7d;
    color: #555;
}