[Bug]: Style missing in microapp(used customElements)

[hb-bobo]

Preflight Checklist

• [X] I have searched the issue tracker for a bug report that matches the one I want to file, without success.

What package is this bug report for?

rrweb

Version

v2.0.0-alpha.0

Expected Behavior

Ability to record microapp style changes( It is actually a custom element within which a link tag is appended )

Actual Behavior

The microapp async route style was not successfully recorded

Steps to Reproduce

demo code: https://github.com/hb-bobo/rrweb-microapp

git clone https://github.com/hb-bobo/rrweb-microapp.git
yarn
yarn dev

---

<qiankun-head> 

<qiankun-head>

const link = document.createElement('link');
link.rel = 'stylesheet'
link.type = "text/css"
link.href = '//activity.hdslb.com/blackboard/static/1d5c9c63ddd602617ed9a6ec73bebe8f/test.css'
document.querySelector('qiankun-head').appendChild(link);

Testcase Gist URL

No response

Additional Information

No response