Support displaying wider follow-me QR code images

[Jiajun-Peng]

PR Checklist

• The changes have been tested (for bug fixes / features).
• Docs in NexT website have been added / updated (for features).

PR Type

• Bugfix.
• Feature.
• Improvement.
• Code style update (e.g. formatting, linting).
• Refactoring (no changes to functionality and APIs).
• Documentation.
• Translation.
• Other... Please describe:

What is the current behavior?

Under the current configuration, the WeChat QR code image is too small and cannot be scanned:

When setting a larger max-width value, the following issues occur：

Because AddToAny Share button appears on top layer：

Similarly, the comment component also prevents the WeChat QR code from displaying fully：

Issue resolved:

What is the new behavior?

Improvement:

• Link to demo site with this changes: https://nobug.world/blogs/21720/
• Screenshots with this changes:

How to use?

In NexT _config.yml:

[welcome]

Thanks so much for opening your first PR here!

[CLAassistant]

All committers have signed the CLA.

[coveralls]

Pull Request Test Coverage Report for Build 10650287911

Warning: This coverage report may be inaccurate.

This pull request's base commit is no longer the HEAD commit of its target branch. This means it includes changes from outside the original pull request, including, potentially, unrelated coverage changes.

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Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 97.446%

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Totals
Change from base Build 9517060757:	0.0%
Covered Lines:	400
Relevant Lines:	405

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💛 - Coveralls

[stevenjoezhang]

I'm concerned that hardcoding 460 pixels may not be suitable for all situations. Perhaps we should consider if there's a better approach.