.float{
	position: fixed;
	width: 60px;
	height: 60px;
	right: 20px;
	background-color: #25d366;
	color: #FFF;
	border-radius: 50px;
	text-align: center;
	font-size: 30px;
	box-shadow: 2px 2px 3px #999;
	z-index: 100;
	top: 250px;
}
.float:hover {
	text-decoration: none;
	color: #25d366;
  background-color:#fff;
}

.my-float{
	margin-top:16px;
}
span[style*="position: fixed"] {
  z-index: 9999;
}