article  p
{
	padding: 0 1em;
	display: inline-block;
	text-align: justify;
	vertical-align: top;
	width: 50%;
}

article  span
{
	font-weight: bold;

}
em
{
	font-weight: bold;
}
input
{
	border: none;
	border-bottom: 1px dotted #333;
	text-align: center;
	background-color: inherit;
}

.caja
{
	display: inline-block;
	vertical-align: top; 
	width: 60%;
}