def init(self, title=None, style=None, **body):
self.html = E.html(E.head(), E.body(E.div(), **body))
self.html.body.div.set('class', 'container')
if title:
self.html.head.append(E.title(title))
if style:
self.html.head.append(E.style(style, type='text/css'))
