.whatsapp-app{
	position:fixed; 
	width:52px; 
	height:52px; 
	bottom:35px; 
	right:25px; 
	background-color:#25d366; 
	color:#FFF; 
	border-radius:50px; 
	text-align:center; 
	font-size:34px; 
	box-shadow: 1px 1px 2px #888; 
	z-index:1000;
}

.whatsapp-app:hover{
	transform: scale(1.1);
	color: #fff;
}

.whatsapp-app i{
	margin-top: 7px; 
}