ref: 2b8e8e6d9619af2095bff9e27b3b486cd4fc4b4c
dir: /examples/blog/layouts/partials/header.includes.html/
<link href="/css/bootstrap.min.css" rel="stylesheet">
<link href="/css/font-awesome.css" rel="stylesheet">
<link href="/css/custom.css" rel="stylesheet">