css/CSS2/positioning/abspos-negative-margin-001.html

<!DOCTYPE html>
<title>CSS Test: Absolutely positioned object in a negative margin box</title>
<link rel="author" title="Koji Ishii" href="mailto:kojii@chromium.org">
<link rel="help" href="http://www.w3.org/TR/CSS21/visuren.html#comp-abspos">
<link rel="match" href="abspos-negative-margin-001-ref.html">
<style>
html {
  font-size: 10px;
  line-height: 1;
}
.abspos {
  position:absolute;
  width: 10px;
  height: 10px;
  background: blue;
}
</style>
<body>
  <div>
    <span>
      <span style="margin-right: -10px;">
        x<span class="abspos"></span>
      </span>
    </span>
  </div>
  <div>
    <span>
      <span style="margin-right: -10px;">
        x<div class="abspos"></div>
      </span>
    </span>
  </div>
</body>