:root {
	height: 100%;
	--header-height: 6.5rem;
}

body {
	background-color: #f0f0f2;
	margin: 0;
	height: 100%;
	min-width: 20rem;
}

.portal {
	display: flex;
	flex-direction: column;
	min-height: 100%;
}

.portal-main {
	flex-grow: 1;
	margin-top: var(--header-height);
	transition: margin-top 200ms ease-in-out;
}