Elementor\Posts_CSS_Manager::init PHP Метод

    public function init()
    {
        // Create the css directory if it's not exist
        $wp_upload_dir = wp_upload_dir(null, false);
        $css_path = $wp_upload_dir['basedir'] . Post_CSS_File::FILE_BASE_DIR;
        if (!is_dir($css_path)) {
            wp_mkdir_p($css_path);
        }
    }