.acf-map {
	width: 100%;
	height: 400px;
	border: #ccc solid 1px;
	margin: 20px 0;
}
.acf-map.acf-map-overview{
	height: 600px;
}

@media (max-width: 767px) 
{
	.acf-map.acf-map-overview{
		height: 400px;
	}
}