   <meta content="{{ site.title }}" property="og:site_name">
        {% if page.title %}
          <meta content="{{ page.title }}" property="og:title">
        {% else %}
          <meta content="{{ site.title }}" property="og:title">
        {% endif %}
        {% if page.title %}
          <meta content="article" property="og:type">
        {% else %}
          <meta content="website" property="og:type">
        {% endif %}
        {% if page.description %}
          <meta content="{{ page.description }}