div.info_box {
    box-shadow: 0 0 2px #18ba9b;
    border: 1px solid #18ba9b;
    padding: 10px;
    position: absolute;    
}

div.info_box p {
	font-size: 12px;
	margin: 0px;
}

.info_box:after {
	content: '';
	display: block;  
	position: absolute;
	left: 100%;
	top: 50%;
	margin-top: -10px;
	width: 0;
	height: 0;
	border-top: 10px solid transparent;
	border-right: 10px solid transparent;
	border-bottom: 10px solid transparent;
	border-left: 10px solid #18ba9b;
}