How to remove unwanted grey outline from Dawn theme image?

Topic summary

A user encountered an unwanted thin grey outline appearing around images on their About page using Shopify’s Dawn theme, despite no border being intentionally added.

Solution Provided:

  • Add CSS code to the theme’s stylesheet (base.css, style.css, or theme.css):
.rte img {
    border: none;
}
  • Access via: Shopify Admin → Online Store → Themes → Actions → Edit Code → Assets folder

Outcome:

  • The original poster confirmed the fix worked successfully
  • Two other users reported the same CSS solution did not resolve their border issues
  • The solution provider clarified the code is not universal and requested store URLs to provide customized fixes

Status: Resolved for the original poster; ongoing troubleshooting needed for others experiencing similar issues with different store configurations.

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

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