.isg-ub-container {
    max-width: 900px;
    margin: auto;
    text-align: center;
}
#isg-ub-game-area {
    position: relative;
    display: inline-block;
}

.isg-ub-game-wrapper {
    text-align: center;
}

.isg-ub-image-wrapper {
    position: relative;
    display: inline-block;
}

#isg-ub-game-image {
    display: block;
}

#isg-ub-game-canvas {
    position: absolute;
    left: 0;
    top: 0;
    pointer-events: auto;
    cursor: crosshair;
}