gripuqam.org/wp-content/plugins/tinymce-advanced/block-editor/richtext-buttons.css

.tadv-buttons-panel .components-toolbar__control.tadv-icon-button>svg{box-sizing:border-box;outline:none;box-shadow:none}.tadv-buttons-panel .components-toolbar{border:none}.tadv-mark-icon{background-color:#fff9c0;background-clip:content-box}