.photo-box:hover img{
  background-color: #000;
  opacity:0.2;
}

#icono{
  width: 30px;
  height: auto;
  opacity: 1;
  padding-top:10px;
  background-color: transparent;
}

.caption p{
  line-height: 1.8em;
  color:#000!important;
  font-size: 15px;
  display: inline-block;
  width: 200px;
}

.grid-block h4 {
	font-size: .9em;
	color: #333;
	background: #f5f5f5;
	margin: 0;
	padding: 10px;
	border: 1px solid #ddd;
}

.caption {
	display: none;
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}
.caption h3, .caption p {
	color: #fff;
	margin: 20px;
}
.caption h3 {
	margin: 20px 20px 10px;
}

.caption a.learn-more {
	padding: 5px 10px;
	background: #08c;
	color: #fff;
	border-radius: 2px;
	-moz-border-radius: 2px;
	font-weight: bold;
	text-decoration: none;
}
.caption a.learn-more:hover {
	background: #fff;
	color: #08c;
}