body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 80vh;
    margin: 0;
    background: #282c34;
    color: white;
}

#countdown {
    font-size: 2em;
    background: #444;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

#countdown span {
    display: block;
    margin: 5px 0;
}