/* Pulsating glow effect */
@keyframes glow {
    0% {
        color       : #ffffff;  /* Pure white */
        text-shadow : 0 0  5px rgba(255, 255, 255, 0.8),
                      0 0 10px rgba(255, 255, 255, 0.6),
                      0 0 15px rgba(255, 255, 255, 0.4);
    }
    50% {
        color       : #ffffe0;  /* Light yellow */
        text-shadow : 0 0 10px rgba(255, 255, 224, 0.8),
                      0 0 20px rgba(255, 255, 224, 0.6),
                      0 0 30px rgba(255, 255, 224, 0.4);
    }
    100% {
        color       : #ffffff;  /* Back to white */
        text-shadow : 0 0 5px  rgba(255, 255, 255, 0.8),
                      0 0 10px rgba(255, 255, 255, 0.6),
                      0 0 15px rgba(255, 255, 255, 0.4);
    }
}

.glowing-text {
    animation   : glow 0.5s infinite;
    color       : #ffffff;
}