# Header scroll shadow

**URL:** <https://meta.discourse.org/t/header-scroll-shadow/198021>\
**Category:** UX\
**Created:** [July 23, 2021, 8:48pm UTC](https://meta.discourse.org/t/header-scroll-shadow/198021 "2021-07-23T20:48:59Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![Johani](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/johani/32/176920_2.png) [@Johani](https://meta.discourse.org/u/Johani)\
**Post date:** [July 25, 2021, 9:43pm UTC](https://meta.discourse.org/t/header-scroll-shadow/198021/8 "2021-07-25T21:43:30Z")

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I need a few more details to debug this.

Does your PWA application run if you remove the code?  
Did you add it to the `header` tab of your theme?  
What device/OS are you using to test this?

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_[View the full topic](https://meta.discourse.org/t/header-scroll-shadow/198021)._