body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #1e1e1e;
    color: #E0E0E0;
    font-family: Arial, sans-serif;
}

h2, p {
    text-align: center;
}

.spectrum {
    animation: spectrum 5s infinite linear;
}

@keyframes spectrum {
    0% { color: red; }
    14% { color: orange; }
    28% { color: yellow; }
    42% { color: lime; }
    57% { color: cyan; }
    71% { color: blue; }
    85% { color: purple; }
    100% { color: red; }
}

.up {
    position: relative;
    top: -20px;
    transition: top 1s;
  }