html, body {
	padding: 0; margin: 0;
	height: 100%;
}

#primaire {
	background: linear-gradient(-135deg, #1d283a, #254882);
	padding: 0;
	margin: 0;
	height: 100%;
	width: 100%;
	position: relative;
	top: 0;
	left: 0;
}