body {
	--padding: 5rem;
	display: grid;
	gap: 0 5rem;
	grid-template-areas:
	"nav"
	"content"
	"footer";
}
.mainNav {
	grid-area: nav;
}
.content {
	grid-area: content;
	padding: 0 var(--padding);
	width: auto;
}