body {
    margin: 0;
    background-color: black;
}

#rotate-message {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    text-align: center;
    color: white;
    font-size: 24px;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    display: none;
}


html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    overflow: hidden;
}
#game-container {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}