body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #111;
    margin: 0;
    perspective: 600px;
    position: relative;
}

.author {
    position: absolute;
    top: 10px;
    left: 10px;
    padding: 10px 20px;
    background: linear-gradient(45deg, #ff0000, #ff7300, #ffeb00, #47ff00, #00ffee, #2a5bff, #8d00ff);
    background-size: 400% 400%;
    color: white;
    font-size: 18px;
    font-weight: bold;
    font-family: 'Arial', sans-serif;
    border-radius: 8px;
    box-shadow: 0px 0px 10px rgba(255, 255, 255, 0.7);
    animation: glow 3s infinite linear, gradientMove 6s infinite linear;
}

@keyframes glow {
    0% { box-shadow: 0px 0px 10px rgba(255, 255, 255, 0.7); }
    50% { box-shadow: 0px 0px 20px rgba(255, 255, 255, 1); }
    100% { box-shadow: 0px 0px 10px rgba(255, 255, 255, 0.7); }
}

@keyframes gradientMove {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.scene {
    width: 200px;
    height: 200px;
}

.cube {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    animation: spin 5s infinite linear;
}

@keyframes spin {
    from {
        transform: rotateX(0deg) rotateY(0deg);
    }
    to {
        transform: rotateX(360deg) rotateY(360deg);
    }
}

.face {
    position: absolute;
    width: 200px;
    height: 200px;
    background: rgba(0, 150, 255, 0.7);
    border: 2px solid #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
    color: white;
}

.front  { transform: translateZ(100px); }
.back   { transform: rotateY(180deg) translateZ(100px); }
.left   { transform: rotateY(-90deg) translateZ(100px); }
.right  { transform: rotateY(90deg) translateZ(100px); }
.top    { transform: rotateX(90deg) translateZ(100px); }
.bottom { transform: rotateX(-90deg) translateZ(100px); }