body {
    background-image: url('background.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
}
html, body {
    width: 100%;
    height: 100%;
    margin: 0;
}
#unity-container {
    position: fixed;
    inset: 0;

    background-image: url('background.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

#unity-canvas {
    width: 100%;
    height: 100%;
    background: transparent;
}
#unity-loading-bar {
    position: fixed;
    right: 40px;
    bottom: 40px;

    left: auto;
    top: auto;

    transform: none;
    display: none;
}

#unity-logo { display: none; }
#unity-progress-bar-empty { margin-left: auto; margin-right: auto; width: 141px; height: 18px; margin-top: 10px; background: url('progress-bar-empty-dark.png') no-repeat center }
#unity-progress-bar-full { width: 0%; height: 18px; margin-top: 10px; background: url('progress-bar-full-dark.png') no-repeat center }
#unity-warning { position: absolute; left: 50%; top: 5%; transform: translate(-50%); background: white; padding: 10px; display: none }