libraries.php
<!-- Google font -->
<link rel="preconnect" href="https://fonts.gstatic.com">
<!-- Font Montserrat -->
<link href="https://fonts.googleapis.com/css2?family=Montserrat:wght@200;300;400;500;600;700;800;900&display=swap" rel="stylesheet">
<!-- Font awesome (using from my site) -->
<link href="/lib/font-awesome/css/all.min.css" rel="stylesheet">