.fwb-btn {
    position: fixed;
    color: #fff;
    padding: 15px 18px;
    border-radius: 50%;
    font-size: 22px;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
    z-index: 99999;
    transition: transform .2s;
}
.fwb-btn:hover {
    transform: scale(1.1);
}
.fwb-btn {
    position: fixed;
    color: #fff;
    padding: 15px 18px;
    border-radius: 50%;
    font-size: 22px;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
    z-index: 99999;
    transition: transform .2s;
}