chore: update readme for tailwind

[43081j]

Without specifying their custom at-rules, they fall back to appending everything to the Document... causing syntax error fun.

[coveralls]

Pull Request Test Coverage Report for Build 1747444923

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.05%) to 95.957%

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Totals
Change from base Build 1679277710:	0.05%
Covered Lines:	646
Relevant Lines:	654

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💛 - Coveralls

[coveralls]

Pull Request Test Coverage Report for Build 1747444923

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.

• For more information on this, see Tracking coverage changes with pull request builds.
• To avoid this issue with future PRs, see these Recommended CI Configurations.
• For a quick fix, rebase this PR at GitHub. Your next report should be accurate.

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.05%) to 95.957%

---

Totals
Change from base Build 1679277710:	0.05%
Covered Lines:	646
Relevant Lines:	654

---

💛 - Coveralls