.open-whatsapp {
	position: fixed;
	z-index: 10;
	right: 1rem;
	bottom: 1rem;
	display: block;
	width: 50px;
	height: 50px;
	background: #25D356;
	line-height: 52px;
	font-size: 2rem;
	text-align: center;
	color: #fff;
	border-radius: 50%;
	box-shadow: 5px 5px 5px rgba(0, 0, 0, 0.125);
}

.open-whatsapp:hover {
	background: #20b048;
}