Not OOCSS at all

dabblet.css

/* Not OOCSS at all */
body {
	font-family: sans-serif;
}

#news {
	list-style-type: none;
	padding: 1em;
}
	#news > li {
		border-top: 1px solid #ddd;
		margin: 1em 0;
		padding: 1em 0;
	}
		#news > li > h2 {
			font-size: 2em;
		}
			#news > li > h2 a {
				color: #555;
				text-decoration: none;
			}
		#news > li p:last-child a {
			padding: .5em;
			display: inline-block;
			font-weight: bold;
			text-decoration: none;
			background: #bbb;
			color: #fff;
		}
		
	#news > li:first-child {
		background: #ddd;
		padding: 1em;
	}
		#news > li:first-child > h2 {
			font-size: 1.5em;
			background: #bbb;
			color: #fff;
			padding: .5em;
		}
			#news > li:first-child > h2 a {
				color: #fff;
			}
		#news > li:first-child p:last-child a {
			padding: .5em 1em;
			background: #000;
			border-radius: 9px;
		}

dabblet.html

<ul id="news">
  <li>
    <h2><a href="#">À la Une</a></h2>
    <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.</p>
    <p><a href="#">Lire la suite</a></p>
  </li>
  <li>
    <h2><a href="#">Titre d’une actualité</a></h2>
    <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.</p>
    <p><a href="#">Lire la suite</a></p>
  </li>
  <li>
    <h2><a href="#">Titre d’une actualité</a></h2>
    <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.</p>
    <p><a href="#">Lire la suite</a></p>
  </li>
</ul>

settings.json

{"view":"split-vertical","prefixfree":"1","page":"html"}