formata.theme

<?php

/**
 * @file
 * Contains theme override and preprocess functions.
 */

use Drupal\Component\Utility\SafeMarkup;
use Drupal\Component\Utility\String;
use Drupal\Component\Utility\Xss;
use Drupal\Core\Template\Attribute;

function formata_css_alter(&$css) {
  $theme_path = drupal_get_path('theme', 'formata');
// Add googlefonts.
  $googlefonts = '//fonts.googleapis.com/css?family=Merriweather:300,300italic,700,700italic,400,400italic|Merriweather+Sans:400,400italic,700,700italic,300italic,300';
  $css[$googlefonts] = array(
    'data' => $googlefonts,
    'type' => 'external',
    'every_page' => TRUE,
    'media' => 'all',
    'preprocess' => FALSE,
    'group' => CSS_AGGREGATE_THEME,
    'browsers' => array('IE' => TRUE, '!IE' => TRUE),
    'weight' => -1,
  );

   // Add FontAwesome.
  $fontawesome = '//maxcdn.bootstrapcdn.com/font-awesome/4.4.0/css/font-awesome.min.css';
  $css[$fontawesome] = array(
    'data' => $fontawesome,
    'type' => 'external',
    'every_page' => TRUE,
    'media' => 'all',
    'preprocess' => FALSE,
    'group' => CSS_AGGREGATE_THEME,
    'browsers' => array('IE' => TRUE, '!IE' => TRUE),
    'weight' => -2,
  );
}