WP include custom css and js

functions.php

<?php

function exam() {
	wp_enqueue_style('flexslider-css', get_template_directory_uri().'/flexslider/flexslider.css');
	wp_enqueue_style('style', get_template_directory_uri().'/style.css');
	wp_enqueue_style('media-style', get_template_directory_uri().'/media-style.css');

	wp_enqueue_script('flexslider-js', get_template_directory_uri().'/flexslider/jquery.flexslider.js');
    wp_enqueue_script('fancybox-js', get_template_directory_uri().'/fancybox/jquery.fancybox.js');
    wp_enqueue_script( 'my-custom-script', get_stylesheet_directory_uri() . '/slider.js' );
}

add_action('wp_enqueue_scripts', 'exam');






?>