/* style sheet to show the various parts of an edit-annotation */
  SPAN.ar {color: green; background: white;
     text-decoration: line-through} /* anchor for replacement */
  SPAN.ad {color: #00FFFF /* blue-green = rgb(0,255,255) */; background: white;
    text-decoration: line-through} /* anchor for deletion */

  SPAN.ai {color: yellow; background: white} /* anchor for insertion (after) */

  SPAN.r {color: red; background: white} /* replacement */
  SPAN.m {color: blue; background: white; font-size: 50%;font-family: Helvetica } /* meta-data */
  m:before {content: "[["; }
    /* does not work on my browser */