How can I add a pill-shaped donate button to my Dawn theme header?

Store Design

Topic summary

A user wants to style a navigation link (\

Summarized with AI on November 8. AI used: claude-sonnet-4-5-20250929.
23

Also solved here:

https://community.shopify.com/c/shopify-design/dawn-theme-add-button-in-header/td-p/1598309