.btn-whatsapp {
    position: fixed;
    right: 35px;
    bottom: 80px;
    width: 50px;
    height: 50px;
    -webkit-transition: none !important;
    transition: none !important;
    font-size: 28px;
    line-height: 32px;
    text-align: center;
    padding: 0 !important;
    border: none;
    border-radius: 2px;
    z-index: 999;
    box-shadow: 2px 2px 6px rgba(0,0,0,0.4);
    border: 10px solid #00e76e;
    border-radius: 50%;
    z-index: 999;
    background-color: #00e76e;
}
.btn-whatsapp:hover {
    box-shadow: 2px 2px 11px rgba(0,0,0,0.7);
}