<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
<style>
  .piece {
    position: absolute;
    left: 5px;
    top: 5px;
    width: 95px;
    height: 95px;
    border: solid;
  }
</style>
<div style="position:relative; margin:50px;">
  <div class="piece" style="border-width:0 5px 0 0;"></div>
  <div class="piece" style="margin-left:120px; border-width:0 5px 0 0;"></div>
  <div class="piece" style="margin-left:240px; border-width:0 5px 5px 0;"></div>
</div>
