#tooltip {
	text-align: center;
	color: #fff;
	background: #111;
	position: absolute;
	z-index: 100;
	padding: 15px;
}
 
	#tooltip:after {
		width: 0;
		height: 0;
		border-left: 10px solid transparent;
		border-right: 10px solid transparent;
		border-top: 10px solid #111;
		content: '';
		position: absolute;
		left: 50%;
		bottom: -10px;
		margin-left: -10px;
	}
 
	#tooltip.top:after	{
		border-top-color: transparent;
		border-bottom: 10px solid #111;
		top: -20px;
		bottom: auto;
	}

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