.floating {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 100px;
    right: 20px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 3px #999;
    z-index: 80;
    -webkit-animation: bounce .3s infinite alternate;
    -moz-animation: bounce .3s infinite alternate;
    animation: bounce .3s infinite alternate;
}

@-webkit-keyframes bounce {
    to {
        -webkit-transform: scale(1.2);
    }
}

@-moz-keyframes bounce {
    to {
        -moz-transform: scale(1.2);
    }
}

@keyframes bounce {
    to {
        transform: scale(1.2);
    }
}

.float-button {
    margin-top: 16px;
}