.galeria{
	max-width:280px;

}

.item1{
	width: 30%;
	max-width:284px;
	float:left;
	padding:2px;
	border: #ccc solid 1px;
	margin-left:2px;
	margin-right:2px;
	text-align:center;
}
.renglon{
	text-align:center;
	margin-bottom:4px;
}

@media screen AND (max-width:550px ) {
	.item1{
		float:none;
		width: 70%;
		margin-bottom:4px;
	}
	.galeria{
		min-width:200px;
	}
	.renglon{
		margin-bottom:0px;
	}	
}