itle -%}
  {% else -%}
		{% set title = home -%}
  {% endif -%}

  {{ macros::seo(title=title, og_title=og_title, author=author, description=description, site_url=site_url, image=image, image_height=image_height, image_width=image_width) }}
{%- endblock seo %}

{% block head %}
{% if config.markdown.highlight_theme == "css" %}
<link id="hl" rel="stylesheet" type="text/css" href="/hl-light.css" />
{% endif %}
{% if section.extra.math %}
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.16.7/d