{%-assign header_url = page.header_url | default: site.url-%} <!– Site Header –>

<header id="header">
  <a href="{{-header_url-}}" class="logo u-url"><strong>{{-site.title-}}</strong> {{ site.subtitle-}}</a>
  {% include social_media_list.html %}
</header>
{% if page.layout == 'post'-%}
  {%-include post_nav.html-%}
{%-endif-%}