.grid-box-big.visible{
	background-size: contain !important;
	}

@media screen and (max-width: 980px){
.grid-box-big .transparent{
	display:block !important;
	height: 15vw !important;
	}
}
@media screen and (max-width: 720px){
.grid-box-big .transparent{
	height: 8vw !important;
	}
}