fht/functions.php

<?php

function fht_enqueue_styles() { 
  wp_enqueue_style( 'parent-style', get_template_directory_uri() . '/style.css' );
}
add_action( 'wp_enqueue_scripts', 'fht_enqueue_styles' );

function fht_fontkit_name(){ ?>
  <link rel="stylesheet" href="https://use.typekit.net/sem4mxq.css"> <?php
};
add_action('wp_head', 'fht_fontkit_name');