@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        transform: scale(1.05);
        box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 20px;
    right: 20px;
    background-color: #25d366;
    color: white;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 5px rgba(0,0,0,0.3);
    z-index: 100;
    animation: pulse 2.5s infinite;
    transition: all 0.3s ease;
}

.whatsapp-float:hover {
    background-color: #1ebe5d;
    transform: scale(1.1);
}

.whatsapp-float i {
    margin-top: 15px;
}