WP StoreFront: как добавить Google Fonts

functions.php

/* Меняем шрифт на Google Fonts */
add_action( 'storefront_header', 'add_google_fonts_storefront_header', 40 );
function add_google_fonts_storefront_header() { 
	?>
	<link rel="preconnect" href="https://fonts.googleapis.com">
	<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
	<link href="https://fonts.googleapis.com/css2?family=Roboto+Flex:opsz,wght@8..144,200;8..144,300;8..144,400;8..144,500;8..144,600&display=swap" rel="stylesheet">
	<?php
}

style.css

h1, h2, h3, h4, h5, h6, body, button, input, textarea {
	font-family: 'Roboto Flex', sans-serif;	
}
body, button, input, textarea {
	font-family: 'Roboto Flex', sans-serif;	
}