body {
	margin: 2em 5em 5em 5em;
	font-size: 16px;
	font-family: Arial, Helvetica, sans-serif;
	background-color:  #fcf9f4;
}
h1{
	color: #1f6f78;
	margin-top: 1;
}
h2{
	color: #1f6f78;
	margin-top: 3em;
}
.ciel{
	margin-top: 2em;	
}
nav {
	display: inline-block;
	background-color: #333;
	padding: 7px;
}
nav a {
	color: white;
	text-decoration: none;
	padding: 7px;
	font-size: 35px; 
}
.active {
	background-color: #555;
	border-radius: 5px;
}