@keyframes pulsate {
    from {
        text-shadow: 0 0 10px rgba(255, 204, 0, 0.7),
                    0 0 20px rgba(255, 204, 0, 0.5),
                    0 0 30px rgba(255, 204, 0, 0.3);
    }
    to {
        text-shadow: 0 0 15px rgba(255, 204, 0, 0.9),
                    0 0 25px rgba(255, 204, 0, 0.7),
                    0 0 35px rgba(255, 204, 0, 0.5);
    }
}