I do assume you have functions.php file in your theme directory after that you can add following code : /*Section for enqueuing styles and scripts*/ function keyword_theme_styles_and_scripts(){ /* Styles Below */ wp_enqueue_style(‘bootstrap-min-css’, ‘https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css’); wp_enqueue_style(‘video-js-min-css’, get_template_directory_uri().’/assets/css/video-js.min.css’); wp_enqueue_style(‘google-fonts’, ‘https://fonts.googleapis.com/css?family=Open+Sans:300italic,400italic,600italic,700italic,800italic,400,300,600,700,800’); wp_enqueue_style(‘font-awesome-min-css’, get_template_directory_uri().’/assets/font-awesome/css/font-awesome.min.css’); wp_enqueue_style(‘magnific-popup-css’, get_template_directory_uri().’/assets/css/magnific-popup.css’); wp_enqueue_style(‘animate-min-css’, get_template_directory_uri().’/assets/css/animate.min.css’); wp_enqueue_style(‘device-mockups-min-css’, get_template_directory_uri().’/assets/device-mockups/device-mockups.min.css’); wp_enqueue_style(‘main-css’, get_template_directory_uri().’/style.css’); /* Scripts Below */ wp_enqueue_script(‘jquery-min-js’, get_template_directory_uri().’/assets/js/jquery.min.js’, array(), ”, … Read more