#actividad{
	font-family: verdana;
	width: 90%;
	margin: 0 auto;
}

#drops td{
	padding: 1em;
}

.invention{
	max-width: 85%;
	border: 1px solid #000;
}

.drop{
	border:1px solid #5EB195;
	border-radius: 5px;
	width: 180px;
	height: 20px;
}

.answer{
	visibility: hidden;
}

.drag{
	text-align:center;
	width: 180px;
	background-color: #5EB195; 
	border-radius: 5px;
	cursor: pointer;
	margin-bottom:30px;
}

.drag span{
	text-align: center;
	color: #FFF;
	margin: 0 1%;
}

.drag > *{
	display: inline-block;
	vertical-align: middle;
}

#drags{
	margin: 0 auto;
}

#logo {
	position:absolute;
	background-image:url(../img/logo8.gif);
	width:170px;
	height:75px;
	left:40px;
}