<!DOCTYPE html>
<link rel="help" href="https://drafts.css-houdini.org/css-properties-values-api-1/#css-style-value-reification" />
<meta name="assert" content="Verifies that registered custom properties interact correctly with CSS Typed OM" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="./resources/utils.js"></script>
<style id=style>
    div {}
</style>
<div id=target></div>

<script>

// Cleans style rules used for testing between 