span[class^="20"] {
    display: inline-block;
    bottom: -5px;
    left: 1px;
    position: absolute;
}

span[class^="20"]:before {
{
	content: ' ';
	position: absolute;
	width: 0;
	height: 0;
	right: -2px;
	top: 0px;
	border-color: transparent #fff transparent transparent;
}