<!DOCTYPE html>
<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<html>
<head>
  <meta charset="utf-8">
  <title>CSS Test: Testing safe overflow-position for align-self and justify-self in absolutely positioned boxes in grid containers in both horizontal and vertical writing modes</title>
  <link rel="author" title="Mihir Iyer" href="mailto:miyer@mozilla.com">
  <link rel="help" href="https://drafts.csswg.org/css-flexbox/#abspos-items">
  