body {
    padding: 0;
    margin: 0;
    background: #000;
}

form, table {
    margin: 0;
    padding: 0;
    border: none;
}

img {
    border: 0;
}

#game_box {
    position: relative;
    width: 900px;
    height: 600px;
    margin: 0 auto;
    overflow: hidden;
}

#fps {
    position: absolute;
    left: 0;
    bottom: 0;
    background: #fff;
    color: #000;
    opacity: 0.3;
}