fix: overlap of buttons when using 400% zoom

[walldenfilippa]

Description

Flex-wrap: wrap ensures that the buttons wrap onto the next line instead of overlapping
Before:

After:

Related Issue(s)

• closes #{issue number}

Verification/QA

• Manual functionality testing
  • I have tested these changes manually
  • Creator of the original issue (or service owner) has been contacted for manual testing (or will be contacted when released in alpha)
  • No testing done/necessary
• Automated tests
  • Unit test(s) have been added/updated
  • Cypress E2E test(s) have been added/updated
  • No automatic tests are needed here (no functional changes/additions)
  • I want someone to help me make some tests
• UU/WCAG (follow these guidelines until we have our own)
  • I have tested with a screen reader/keyboard navigation/automated wcag validator
  • No testing done/necessary (no DOM/visual changes)
  • I want someone to help me perform accessibility testing
• User documentation @ altinn-studio-docs
  • Has been added/updated
  • No functionality has been changed/added, so no documentation is needed
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• Support in Altinn Studio
  • Issue(s) created for support in Studio
  • This change/feature does not require any changes to Altinn Studio
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• Labels
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Summary by CodeRabbit

• Style
  • Navigation bar items now align to the left with support for wrapping to multiple lines, replacing the previous even distribution pattern.

[coderabbitai]

📝 Walkthrough

Walkthrough

The .wrapper flex container in NavBar.module.css has justify-content changed from space-between to flex-start, and flex-wrap: wrap is added to allow child elements to wrap onto multiple lines.

Changes

NavBar wrapper flex layout update

Layer / File(s)	Summary
.wrapper flex-start and flex-wrap src/components/presentation/NavBar.module.css	justify-content changed from space-between to flex-start; flex-wrap: wrap added to the .wrapper selector.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title accurately describes the main change - fixing button overlap at 400% zoom by modifying CSS flex layout properties.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Description check	✅ Passed	The PR description includes clear context with before/after screenshots, manual testing confirmation, and proper verification checklist completion.

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✨ Finishing Touches

📝 Generate docstrings

• Create stacked PR
• Commit on current branch

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch fix/400-zoom-navigationmenu-and-back-button-overlap

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[github-actions]

✅ Automatic backport successful!

A backport PR has been automatically created for the release/v4.31 release branch.

The release branch release/v4.31 already existed and was updated.

The cherry-pick was clean with no conflicts. Please review the backport PR when it appears.