pre {
	background-color: #f5f5f5;
	border: 1px solid #ccc;
	border-radius: 4px;
	padding: 0.75em;
}

h2, .h2 {
	margin-top: 1em;
}

.unselectable {
	-moz-user-select: none;
	-ms-user-select: none;
	-webkit-user-select: none;
	user-select: none;
}