html,
body {
    margin: 0;
    padding: 0;
    height: 100%;
    overflow: hidden;
}

#pixi-content {
    background: #000000;
    width: 100%;
    height: 100%;
}

.widget {
    position: fixed;
    z-index: 9999;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

#build {
    bottom: auto;
    top: 0;
}