.shadow-dance-text {
    font-size: 4rem;
    color: #fff;
    text-shadow: 5px 5px 0 #ff005e, 10px 10px 0 #00d4ff;
    animation: shadow-dance 2s infinite;
}

@keyframes shadow-dance {
    0%, 100% {
        text-shadow: 5px 5px 0 #ff005e, 10px 10px 0 #00d4ff;
    }
    50% {
        text-shadow: -5px -5px 0 #00d4ff, -10px -10px 0 #ff005e;
    }
}