.floating {
    position: fixed;
    padding: 0 16px 0 16px;
    height: 45px;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: #fff;
    border-radius: 50px;
    text-align: center;
    font-size: 18px;
    box-shadow: 2px 2px 3px #999;
    z-index: 100;
   }
   
   .fab-icon {
    margin-top: 16px;
   }