.btn_whatsapp {
	position: fixed;
	z-index: 9999;
	bottom: 8px;
	right: 8px;
	height: 50px;
	width: 50px;
	border-radius: 50%;
	box-shadow: 1px 6px 24px 0 rgba(7, 94, 84, .24);
	cursor: pointer;
	transition: background-color .2s linear;
}

.btn_whatsapp--left {
	right: auto;
	left: 8px;
}

.btn_whatsapp img {
	width: 100%;
	height: 100%;
	display: block;
}