.whatsapp-chat-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    cursor: pointer;
    z-index: 9998;
    transition: all 0.3s ease;
}

.whatsapp-chat-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.4);
}

.whatsapp-chat-btn img {
    width: 36px;
    height: 36px;
}

/* Pulsating effect */
.whatsapp-chat-btn::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #25D366;
    opacity: 0.7;
    z-index: -1;
      
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.7;
    }
    70% {
        transform: scale(1.3);
        opacity: 0;
    }
    100% {
        transform: scale(1.3);
        opacity: 0;
    }
}

/* Responsive Styles */
@media only screen and (max-width: 768px) {
    .whatsapp-chat-btn {
        width: 50px;
        height: 50px;
        bottom: 15px;
        right: 15px;
    }
    
    .whatsapp-chat-btn img {
        width: 30px;
        height: 30px;
    }
}