body {
	background: #efefef;
}

img {
	display: inline-block;
	margin: 40px auto 0;
}

a.bouton {
	padding: 10px 20px;
	background: #000000;
	border-radius: 5px;
	box-shadow: #898989 0px 5px 5px;
	display: inline-block;
	margin: 0px auto 40px;
	color: #ffffff;
	text-decoration: none;
	font-size: 1.3em;
	font-family: 'Roboto', sans-serif;
	border: 1px solid #000000;
}

a.der {
	margin-bottom: 40px !important;
}

a.bouton:hover {
	background: #898989;
}

a.lien {
	padding: 10px 20px;
	background: #ffffff;
	border: 1px solid #000000;
	border-radius: 5px;
	box-shadow: #898989 0px 5px 5px;
	display: inline-block;
	margin: 0px auto 50px;
	text-decoration: none;
	font-size: 0.8em;
	font-family: 'Roboto', sans-serif;
	color: #000000;
}

a.lien:hover {
	background: #898989;
	color: #ffffff;
}