{% include fragment-pagebegin.html %}
<style type="text/css">
h2:before{color:silver;counter-increment:section;content:var(--heading-prefix) " ";}
h3:before{color:silver;counter-increment:sub-section;content:var(--heading-prefix) "." counter(sub-section) " ";}
h4:before{color:silver;counter-increment:composite;content:var(--heading-prefix) "." counter(sub-section) "." counter(composite) " ";}
h5:before{color:silver;counter-increment:detail;content:var(--heading-prefix) "." counter(sub-section) "." counter(c