body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background-color: #f0f0f0;
    font-family: Arial, sans-serif;
}

#dice-container {
    width: 200px;
    height: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 5px solid #333;
    border-radius: 20px;
    background-color: #fff;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
}

#dice-number {
    font-size: 100px;
    font-weight: bold;
    color: #333;
}