.floating{
    position:fixed;
    width:70px;
    height:70px;
    bottom:40px;
    right:40px;
    background-color:#25d366;
    color:#FFF;
    border-radius:50px;
    border: 0px;
    text-align:center;
    font-size:38px;
    box-shadow: 2px 2px 3px #999;
    z-index:100;
}

.float-button{
    margin-top:15px;
}

.floating:hover {
    width:auto;
    padding: 0 20px;
    cursor: pointer;
}