body {
    background-color: #000;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    font-family: sans-serif;
}

#error-screen {
    text-align: center;
    color: #ff4444;
}

#error-screen h1 {
    font-size: 50px;
}