{% for machine in page.machines %}
  {% capture machine_style %}{{ site.baseurl }}/versions/{{ machine.type | remove:'-dbg' }}js/{{ site.pcjs_version }}/components.css{% endcapture %}
  {% unless machine_styles contains machine_style %}
	<link rel="stylesheet" type="text/css" href="{{ machine_style }}">
  {% endunless %}
  {% capture machine_styles %}{{ machine_styles }}{{ machine_style }}{% endcapture %}
{% endfor %}