.btn-whatsapp {
	   display:block;
	   width:70px;
	   height:70px;
	   color:#fff;
	   position: fixed;
	   right:20px;
	   bottom:80px;
	   border-radius:50%;
	   line-height:80px;
	   text-align:center;
	   z-index:999;
}