public function admin_banner_styles()
{
global $wp_styles;
$min = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
wp_enqueue_style('jetpack', plugins_url("css/jetpack-banners{$min}.css", JETPACK__PLUGIN_FILE), false, JETPACK__VERSION);
$wp_styles->add_data('jetpack', 'rtl', true);
}