White border, line or stroke on the top of the page

Store Design
, , , , , ,

Topic summary

A user is experiencing an unwanted white border, line, or stroke appearing at the top of all pages in their Shopify theme template.

They’ve shared their store URL for troubleshooting assistance but cannot identify which CSS or HTML element is causing the issue.

Another user has requested the password to access the store for inspection. The store password has been provided as “temppass” to enable further diagnosis of the header/menu styling problem.

Summarized with AI on November 11. AI used: claude-sonnet-4-5-20250929.
1

Hello,

All the pages of the template I’m designing have a white line on the top of the page. I can’t figure out what element is causing that issue.

My url is https://f443d5-2.myshopify.com/collections/all

Thanks in advance

2

Hello @marianalimoes
Password ?

1 Like
3

“tempassword”

4

The password is “tempassword”