body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    background-color: #000000;
}

#rotate-device-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 9998;
    top: 0;
    left: 0;
}

.rotate-device-image {
    background: #000000 url('../img/rotate_device.png') no-repeat center center;
    background-size: 25%
}

#gameContainer {
    background-color: #000000;
    position: fixed;
    overflow: hidden;
    left: 50%;
    top: 50%
}

canvas {
    position: absolute;
}

#renderCanvas {
    width   : 100%;
    height  : 100%;
    touch-action: none;
}