{% include head.html %}
	<style>.post:before { content: "{{ page.title }}"; }</style>
</head>
<body>
<article class="content-wrapper post">
	<div class="postinner clearfix">
		<section>
			{{ content }}
		</section>
	</div>
</article>
<body>
</html>

{% include head.html %}
	<style>.post:before { content: "{{ page.title }} \A {{ page.date | date: "%b %-d, %Y" }}"; }</style>
</head>
<body>
<article class="content-wrapper post">
	<div class="postinner clearfix">
		<section>
			{{ content }}
		</section>
	</div>
</article>
<body>
</html>

Add dateline after line break
Add dateline after line break