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/*  Enqueue css
/* ------------------------------------ */ 
function alx_styles() 
{
    wp_enqueue_style( 'style', get_stylesheet_uri() );
	wp_enqueue_style( 'isr', get_template_directory_uri().'/isr.css', array(), rand(111,9999), 'all' );
	wp_enqueue_style( 'isr-responsive', get_template_directory_uri().'/isr-responsive.css', array(), rand(111,9999), 'all' );
}
add_action( 'wp_enqueue_scripts', 'alx_styles');