demo-layers.css

.canada-map path, .canada-er path {
	fill: #94a6b2;
	stroke: #fff;
	stroke-width: 0.03;
	transition: opacity 1s ease-in-out;
}

.canada-er path {
	fill: #f00;
	opacity: .5;
}

.canada-map.zoomed path:not(.zoomed) {
	opacity: 0.4;
}