body {
	font-family: sans-serif;
	background-color: #10121a;
	color: #ffffff;
	}
a:link, a:visited {
	color: #0d47a1;
	text-decoration: none;
	}
a:hover {
	color: #e64a19;
	font-size: 20px;
	font-weight: bold;
	}
a:active {
	color: yellow;
	}
.navigation {
	width: 100px;
	background-color: #eceff1;
	display: flex;