body{
    user-select: none;
}
#game{
    background-color: #888;
    background-image: url(bg.png);
    background-repeat: no-repeat;
    background-size: 100%;
    background-position: 0 90%;
    background-clip: content-box;
    position: fixed;
    width: 100%;
    height: 100%;
    margin: 0;
    left: 0;
    top: 0;
    overflow: hidden;
}
#overlay{
    z-index: 1;
    background-color: transparent;
    position: fixed;
    width: 100%;
    height: 100%;
    margin: 0;
    left: 0;
    top: 0;
    text-align: center;
    font-weight: bold;
    font-family: Arial;
    font-size: 500%;
    color: rgba(255, 255, 0, 0.8);
    justify-content: center;
}