Envy Theme | Sticky header not working and sub-menu is transparent

Topic summary

Permanent sticky header provided previously by LitCommerce is failing on multiple pages of a Shopify store using the Envy theme; the sub-menu appears transparent. A sticky header is a navigation bar that remains fixed at the top while scrolling; the current header script does not activate on select pages.

The store owner tried to fix the issue without success and requests LitCommerce to review and advise a solution. They are open to providing more information.

Affected pages:

An image attachment illustrates the transparent sub-menu behavior; no code snippets are shared.

Outcome/status: No resolution yet; the thread remains open and awaits troubleshooting steps or a fix recommendation.

Summarized with AI on February 10. AI used: gpt-5.

Hi @LitCommerce,

You provided us with a great solution for a permanent sticky header for our store https://mood-street-petit.myshopify.com/

We noticed that one several pages the header script does not work and the sub-menu is transparent.

We tried very hard to fix it but with not luck. Could you please take a look and show us how we can fix this?

For your reference, it concerns the following page:

https://www.moodstreetpetit.com/pages/look-book

https://www.moodstreetpetit.com/pages/ons-verhaal

https://www.moodstreetpetit.com/pages/duurzaamheid

Please do not hesitate to contact us, if you need additional information.

Thank you in advance.