推迟谷歌字体加载

<script src="https://ajax.googleapis.com/ajax/libs/webfont/1.5.18/webfont.js"></script>
<script>
 WebFont.load({
    google: {
      families: ['Ruslan Display:cyrillic', 'Amatic SC:400,700:cyrillic']
    }
  });
</script>