.galeria_srodek {
	display: block;
	text-align: center;
	margin: 0px 0px 30px 0px;
}
.galeria_srodek img {
	width: 0px;
	height: 0px;
	opacity: 0;
	position: absolute;
	z-index: -10;
}
.galeria_srodek a {
	display: inline-flex;
	width: 228px;
	height: 180px;
	margin: 4px;
	background-repeat: no-repeat;
	background-position: center center;
	background-size: cover;
	transition: all 1s;
}

.galeria_srodek span {
	display: none;
}