#adSign .tooltiptext { 
	visibility: hidden; 
	width: 180px; 
	background-color: #555; 
	color: #fff; 
	text-align: center; 
	border-radius: 6px; 
	padding: 5px 0; 
	position: absolute; 
	z-index: 1; 
	top:280px; 
	left: 350; 
	margin-left: -90px; 
	opacity: 0; 
	transition: opacity 0.3s; 
	} 
	
	#adSign .tooltiptext::after { 
	content: ""; 
	position: absolute; 
	top: 100%; 
	left: 50%; 
	margin-left: -5px; 
	border-width: 5px; 
	border-style: solid; 
	border-color: #555 transparent transparent transparent; 
	} 
	
	#adSign:hover .tooltiptext { 
	visibility: visible; 
	opacity: 1; 
	font-style:normal;
}