* {
	margin: 0px;
	padding: 0px;
	box-sizing: border-box;
}
body {
	background-color: #aaccee;
}
.container {
	display: grid;
	grid-template-columns: 200px 1fr;
	grid-template-rows: 50px 1fr;
	height: 100vh;
}
.header {
	grid-column: 1 / 2;
	grid-row: 1 / 2;
	margin: 20px;
}
.nav {
	grid-column: 1 / 2;
	grid-row: 2 / 3;
	margin: 20px;
}
.main {
	grid-column: 2 / 3;
	grid-row: 1 / 3;
}
.base {
	margin: 20px;
}