.tz-whatsapp-btn{
    position:fixed;
    right:25px;
    bottom:25px;
    width:64px;
    height:64px;
    background:#25D366;
    border-radius:50%;
    display:flex;
    align-items:center;
    justify-content:center;
    text-decoration:none;
    box-shadow:0 10px 25px rgba(0,0,0,.18);
    z-index:999999;
    transition:all .3s ease;
}

.tz-whatsapp-btn:hover{
    transform:translateY(-5px) scale(1.05);
}

.tz-whatsapp-btn svg{
    width:34px;
    height:34px;
    fill:#fff;
}
/* WhatsApp Tooltip */

.tz-wa-tooltip{
    position:absolute;
    right:78px;
    top:50%;
    transform:translateY(-50%) translateX(8px);

    background:#0F172A;
    color:#ffffff;

    padding:10px 15px;
    border-radius:8px;

    font-size:14px;
    font-weight:600;
    white-space:nowrap;

    opacity:0;
    visibility:hidden;

    box-shadow:0 8px 25px rgba(0,0,0,.18);

    transition:all .25s ease;

    pointer-events:none;
}

.tz-whatsapp-btn:hover .tz-wa-tooltip{
    opacity:1;
    visibility:visible;
    transform:translateY(-50%) translateX(0);
}
/* WhatsApp Pulse Effect */

.tz-whatsapp-btn::before{
    content:"";
    position:absolute;
    width:100%;
    height:100%;
    border-radius:50%;
    background:rgba(37,211,102,.35);
    z-index:-1;
    animation:tzWaPulse 2.2s infinite;
}

@keyframes tzWaPulse{

    0%{
        transform:scale(1);
        opacity:.7;
    }

    70%{
        transform:scale(1.45);
        opacity:0;
    }

    100%{
        transform:scale(1.45);
        opacity:0;
    }

}
/* Mobile Optimisation */

@media (max-width: 767px){

    .tz-whatsapp-btn{
        width:56px;
        height:56px;
        right:18px;
        bottom:18px;
    }

    .tz-whatsapp-btn svg{
        width:30px;
        height:30px;
    }

    .tz-wa-tooltip{
        display:none;
    }

}