meta(charset="UTF-8")
meta(name="viewport", content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no")
meta(http-equiv="X-UA-Compatible", content="IE=edge, chrome=1")
meta(name="description", content=description)
meta(name="author", content=author)
title #{title || '欢迎使用 boruto :)'}
link(href=(favicon || 'images/fac.png'), rel="shortcut icon")