_x( 'Paint brush', 'Block style label.', 'additional-block-styles' ), 'blocks' => array( 'core/image', 'core/media-text', ), ) ); Register::add_style( 'inset-shadow', array( 'label' => _x( 'Inner shadow', 'Block style label.', 'additional-block-styles' ), 'blocks' => array( 'core/cover', ), ) );