.clear::after {
	content: "";
	display: table;
	clear: both;
}

.invisible {
	position:absolute;
	left:-10000px;
	top:auto;
	width:1px;
	height:1px;
	overflow:hidden;
}

.text-center {
	text-align: center;
}

.mod_article.bg-grey {
	background: #eef0f4;
}

.text-xl {
	font-size: 2.3rem;
}

@media only screen and (max-width: 54em) {

	.text-xl {
		font-size: 2.1rem;
	}	
}

@media only screen and (max-width: 42em) {

	.text-xl {
		font-size: 1.9rem;
	}	
}