_includes/head.html

<head>
  <meta charset="utf-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  {% seo %}
  <link rel="stylesheet" href="{{ "/assets/main.css" | relative_url }}">
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bulma/0.7.1/css/bulma.min.css">
  <link rel="stylesheet" type="text/css" href="//fonts.googleapis.com/css?family=Raleway" />
  <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/animate.css/3.2.3/animate.min.css">
  <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.4.2/css/all.css" integrity="sha384-/rXc/GQVaYpyDdyxK+ecHPVYJSN9bmVFBvjA/9eOB+pb3F2w2N6fc5qB9Ew5yIns" crossorigin="anonymous">
  <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.3.1/css/all.css" integrity="sha384-mzrmE5qonljUremFsqc01SB46JvROS7bZs3IO2EmfFsd15uHvIt+Y8vEf7N7fWAU" crossorigin="anonymous">
  {% feed_meta %}
  {% if jekyll.environment == 'production' and site.google_analytics %}
    {% include google-analytics.html %}
  {% endif %}
</head>