<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">

  <title>{% if page.use-site-title %}{{ site.title }} {{ site.title-separator | default: '-' }} {{ site.description }}{% elsif page.title %}{{ page.title }}{% else %}{{ site.title }}{% endif %}</title>
  
  {% if site.author %}
  <meta name="author" content="{{ site.author }}">
  {% endif %}
  
  {% if page.subtitle %}
  <meta name="description" content="{{ page.subtitle }}">
  {% endif 