<!DOCTYPE html>
<html>
  <head>
    <style>
      .testDiv {
        overflow: hidden;
        text-overflow: ellipsis;
        font-size: 72px;
        width: 2em;
        color: transparent;
        text-shadow: 0px 0px green;
      }
    </style>
  </head>
  <body>
    <div class="testDiv">Blink</div>
  </body>
</html>