CentOS Headings Visual Style Guide.
<h1><a name="head-5871b1272673f7cf89bcaf48972c848a" href="#head-5871b1272673f7cf89bcaf48972c848a">Heading Level 1</a></h1>
<h2><a name="head-d33a28a4193cffb949f506cfdf770f05" href="#head-d33a28a4193cffb949f506cfdf770f05">Heading Level 2</a></h2>
<h3><a name="head-82dd23c665d8ee437a980459c8b80d7a" href="#head-82dd23c665d8ee437a980459c8b80d7a">Heading Level 3</a></h3>
<h4><a name="head-157dc030ea314f4b53a6ed238113a3f8" href="#head-157dc030ea314f4b53a6ed238113a3f8">Heading Level 4</a></h4>
<h5><a name="head-33628cc07bcbefc4e4732407b8680bf6" href="#head-33628cc07bcbefc4e4732407b8680bf6">Heading Level 5</a></h5>
<h6><a name="head-93b42a4a61a0b05a81aff6224555603c" href="#head-93b42a4a61a0b05a81aff6224555603c">Heading Level 5</a></h6>