@media screen and (max-width: 768px) {
	
	.pageheader:after {
		content: "dipòsit digital de documents de la UAB ";
		color: #ffffff;
		font-size: 2em;
		position: absolute;
		top: 20px;
		left: 100px;
		max-width: 250px;
	}
	
	.headerbox tr:nth-of-type(1) {
		background-color: #2e2d16;
		background-image: url('header_mobile.png');
		background-repeat: no-repeat;
		background-size: 70px;
		background-position: 5px 15px;
	}

}
@media screen and (max-width: 480px) {
	.pageheader:after {
	font-size: 1.6em;
	}
	}