html, body {
	margin: 0;
	padding: 0;
	background: #515151;
	height: 100%;
}

#container {
	height: 100%;
	display: flex;
	flex-direction: column;
	justify-content: center;  /* Centering y-axis */
	align-items :center; /* Centering x-axis */
}

#logo {
	display: block;
	width: 400px;
	max-width: 80%;
}