.wp-tooltip {
	/* border-bottom: 1px dotted #ccc; */
	background: url("http://glaukom.ritteldirekt.de/wp-content/uploads/InfoBubble_Icon.gif") bottom right;
	background-repeat: no-repeat;
	display: inline-block;
	width: 18px;
	height: 16px;
}

.wp-tooltip span {
	display: none;
}

.wp-tooltip img {
	margin-bottom: 0px;
}