#actividad > *{
	display: inline-block;
	margin-left: 72px;
}

.answer{
	visibility: hidden;
}

.deco{
	border:3px solid #542C82;
	border-radius: 7px;
}

ol{
	display: inline-block;
	padding: 0 3%;
}

.sol{
	border: none;
	border-bottom:1px solid #000;
	background-color: transparent;
	text-align: center;
}

.cont{
	width: 60%;
}

ol > li > *{
	display: inline-block;
	vertical-align: middle;
}
#logo {
	position:absolute;
	background-image:url(../img/SU8.gif);
	width:170px;
	height:75px;
	left:40px;
}