#tooltip:after {
	width: 0;
	height: 0;
	border-left: 10px solid transparent;
	border-right: 10px solid transparent;
	border-top: 10px solid rgba(38, 38, 38, 0.9);
	border-top-color: rgba(38, 38, 38, 0.9);
	content: '';
	position: absolute;
	left: 50%;
	bottom: -10px;
	margin-left: -10px;
}

#tooltip.top:after {
	border-top-color: transparent;
	border-bottom: 10px solid rgba(38, 38, 38, 0.9);
	border-bottom-color: rgba(38, 38, 38, 0.9);
	top: -20px;
	bottom: auto;
}

#tooltip.left:after {
	left: 10px;
	margin: 0;
}

#tooltip.right:after {
	right: 10px;
	left: auto;
	margin: 0;
}

#tooltip {
    background: repeat scroll 0 0 transparent;
    background-color: rgba(38, 38, 38, 0.9) ;
        /* border-radius: 5px 5px 5px 5px; --> supprimer
        border-top: 1px solid #FFFFFF; --> supprimer
        box-shadow: 0 3px 5px rgba(0, 0, 0, 0.3); --> supprimer
    */
    color: #FFFFFF;
    font-family: Ubuntu,sans-serif;
    font-size: 13px;
    line-height: 1.4;
    padding: 10px;
    position: absolute;
    text-align: center;
    text-shadow: 0 1px rgba(0, 0, 0, 0.5);
    z-index: 2000;
}

.ie8 #tooltip {
	display: none;
}