: pixelated; /* attempt to overcome antialias fuzziness */
      margin-right: 1em;
   }

  div#first-subtest
    {
      height: 96px;
      width: 192px;
      /*
      96px divided by 64px == 1.5 which is rounded up to 2.
      So, the image should be 96px divided by 2 == 48px
      wide. That means that the left and right
      bicolor (orange and blue) images should be 48px tall,
      therefore rescaled down, from sliced 64px to 48px.

      The top and bottom sides should be stretched from
      slic