File: outline-negative-offset-composited-scroll.html

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<!doctype html>
<title>CSS-UI test: outline-offset width negative values on scroller</title>
<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>
#container {
  width: 100px;
  height: 100px;
  background: red;
  will-change: transform;
  overflow: scroll;
  outline: solid 50px green;
  outline-offset: -50px;
}
#child {
  position: relative;
  will-change: transform;
  height: 1000px;
}
</style>
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div id="container">
  <div id="child"></div>
</div>