IntersectionObserver MDN demo behaves incorrectly on 150% zoom

Fixed, not yet flighted Issue #14141398


Kagami R.
Oct 9, 2017
This issue is public.
Found in
  • Microsoft Edge
Found in build #
Reported by 2 people

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Steps to reproduce

  1. Access the demo on (On the bottom of the page)
  2. Scroll up and down

Expected: The background color should be nearly transparent when with minimal intersection with viewport

Actual: The background color keeps being opaque

The issue doesn’t happen on 100% zoom. See the attached GIFs.


Comments and activity

  • Microsoft Edge Team

    Changed Assigned To to “James M.”

    Changed Assigned To to “travil”

    Changed Assigned To from “travil” to “Travis L.”

    Changed Assigned To from “Travis L.” to “Andrew B.”

    Changed Status to “Confirmed”

    Changed Status from “Confirmed” to “Fixed”

    Changed Status from “Fixed” to “Fixed, not yet flighted”

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