iner {
      position: absolute;
      left: 0px;
      top: 0px;
      width: 100%;
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: center;
#if CONTAINER_BACKGROUND_COLOR
      background-color: {{{CONTAINER_BACKGROUND_COLOR}}};
#endif
    }

    /* Default values, might be overwritten by aspect ratio media queries */
    #unity-canvas {
      width: 100%;
      height: 100%;
      background-color: #fff;
    }

#if MIN_ASPECT_RATIO
    @media (min-aspect-ratio: {