#lapozo {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	margin: 5px;	
}

#lapozo span {
	display: block;
	text-align: center;
	min-width: 50px;
	margin: 10px 5px;
	padding: 2px 5px;
	border: 1px solid #ccc;
	color: #ccc;
	
}


#lapozo span:hover {
	display: block;
	margin:  10px 5px;
	padding: 2px 5px;
	border: 1px solid darkblue;
	color: darkblue;
}



#lapozo span.ac {
	display: block;
	margin: 10px 5px;
	padding: 2px 5px;
	border: 1px solid #444;
	color: #444;
}