body{
		text-align: center;
		font-family: sans-serif;
		font-size:1,2em;
		padding: 1% 0;}
		
		.imagenFotosGaleria{ width:23%;
		margin:1%;
		vertical-align: middle;
		transition: all 2s, transform .5s, box-shadow .5s;
		}
		
		.imagenFotosGaleria:hover { box-shadow: 6px 6px 20px 
		rgba(0,0,0,.6);
		transform: scale(1.02);
		}
		
		.imagenFotosGaleria:focus { box-shadow: 12px 12px 25px rgba(0,0,0,.6);
		width: 46%;
		transform: none;
		}

@media only screen and (max-width: 938px)
{
  .imagenFotosGaleria{width: 37%;}
  .imagenFotosGaleria:focus {
    width: 60%;
    margin: 0;
  }
}

@media only screen and (max-width : 622px) {
  .imagenFotosGaleria {
    width: 65%;
    }
    
    .imagenFotosGaleria:focus {
    width:100%;
    margin: 20px 0;
    }
}