.whatsapp-btn-container {
    position: fixed;
    right: 10px;
    opacity: 0;
    bottom: -50px;
    padding: 0px;
    animation: fade-up 1000ms forwards;
    animation-delay: 1000ms;
    z-index: 99999999;
}

@keyframes fade-up {
    100% {
        bottom: 24px;
        opacity: 1;
    }
}

.whatsapp-btn-container .whatsapp-btn {
    font-size: 60px;
    color: #25d366;
    display: inline-block;
    transition: all 400ms;
}

.whatsapp-btn-container .whatsapp-btn:hover {
    transform: scale(1.2);
}

.whatsapp-btn-container span {
    position: absolute;
    top: 0;
    left: 4px;    
    font-family: Vazir-Regular-FD, sans-serif;
    font-weight: bold;
    color: #075e54;
    transform: rotateZ(20deg) translateX(10px);
    opacity: 0;
    transition: all 400ms;
}

.whatsapp-btn-container .whatsapp-btn:hover + span {
    transform: rotateZ(0deg) translateX(0px);
    opacity: 1;
}