.cal_retour-haut {
	color: #ffffff;
	text-align: center;
	padding: 10px;
	cursor: pointer;
	display: none;
	-webkit-border-top-right-radius: 0;
    -webkit-border-bottom-right-radius: 0;
    -webkit-border-bottom-left-radius: 5px;
    -webkit-border-top-left-radius: 5px;
    -moz-border-radius-topright: 0;
    -moz-border-radius-bottomright: 0;
    -moz-border-radius-bottomleft: 5px;
    -moz-border-radius-topleft: 5px;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 5px;
    border-top-left-radius: 5px;
}

@media ( min-width : 768px) {
	.cal_retour-haut {
		position: fixed;
		right: 0;
		bottom: 20px;
		z-index: 75;
	}
}

.cal_retour-haut .cal_icone {
	font-size: 3em;
}

.cal_retour-haut .cal_libelle {
	font-family: "Roboto Slab", serif;
	display: block;
	margin-top: 5px;
	font-size: 1.4em;
	font-weight: 400;
}

.fond-noir-transparent-80-2 {
    background-image: url(../images/fond-noir-transparent-80.png);
}