body {
    background-color: #333;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    font-family: sans-serif;
}
#login-container {
    text-align: center;
}
input, button {
    padding: 10px;
    margin-top: 10px;
    width: 200px;
}
canvas {
    background-color: #000;
    border: 1px solid white;
}