ref: a18b9e72c4f2cde2ec26c43a5cd0c39d42a7f52b
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">