.whatsapp-float {position: fixed;
    width: 60px;
    height: 60px;
    bottom: 20px;
    right: 20px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.4);
    z-index: 9999;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(37, 211, 102, 0.6);
}

@keyframes pulse {
    0% { box-shadow: 0 8px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 8px 20px rgba(37, 211, 102, 0.6); }
    100% { box-shadow: 0 8px 20px rgba(37, 211, 102, 0.4); }
}