<!doctype html>
<html lang=en>
  <meta charset=utf-8>
  <title>CSS-UI test: outline-offset width negative values</title>
  <link rel="author" title="Florian Rivoal" href="http://florian.rivoal.net">
  <meta name=flags content="">
  <meta name=assert content="Negative values on outline-offset must cause the outline to shrink into the border box.">
  <link rel="match" href="../reference/ref-filled-green-100px-square.xht">
  <link rel=help href="https://drafts.csswg.org/css-ui-3/#outline-props">
<style>
div {
  width: 100px;
  height: 100px;
  background: red;
  outline: solid 50px green;
  outline-offset: -50px;
}
</style>

  <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
  <div></div>