Load fonts async

footer.php

<script type="text/javascript">
  WebFontConfig = {
    google: { 
		families: [ 'Montserrat:400,700','Lato:400' ] 
	}, timeout: 2000
  };
  (function() {
    var wf = document.createElement('script');
    wf.src = 'https://ajax.googleapis.com/ajax/libs/webfont/1/webfont.js';
    wf.type = 'text/javascript';
    wf.async = 'true';
    var s = document.getElementsByTagName('script')[0];
    s.parentNode.insertBefore(wf, s);
  })(); </script>