<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Overflow Test: focused ::scroll-button() does not crash after becoming display none</title>
<link rel="help" href="http://crbug.com/402673873">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<style>
  #scroller::scroll-button(left) {
    con