feat: support template literals for css and keyframes

[sastan]

No description provided.

[coveralls]

Pull Request Test Coverage Report for Build 492131899

• 0 of 217 (100.0%) changed or added relevant lines in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.6%) to 95.998%

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Totals
Change from base Build 490136107:	0.6%
Covered Lines:	4217
Relevant Lines:	4411

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💛 - Coveralls

[coveralls]

Pull Request Test Coverage Report for Build 492920270

• 242 of 242 (100.0%) changed or added relevant lines in 5 files are covered.
• 2 unchanged lines in 1 file lost coverage.
• Overall coverage increased (+1.1%) to 96.704%

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Files with Coverage Reduction	New Missed Lines	%
src/twind/configure.ts	2	97.47%

Totals
Change from base Build 492909085:	1.1%
Covered Lines:	6183
Relevant Lines:	6373

---

💛 - Coveralls

[github-actions]

size-limit report 📦

Path	Size
dist/twind.js	11.9 KB (+0.07% 🔺)

[github-actions]

Try the Preview Package

Official releases are only available on registry.npmjs.org as twind.

This PR has been published to npm.pkg.github.com as @tw-in-js/twind@pr91.

Install/Update

Configure your NPM client (click to expand)

Adjust you .npmrc to use https://npm.pkg.github.com for @tw-in-js

@tw-in-js:registry=https://npm.pkg.github.com

Using the command line:

npm config set @tw-in-js:registry https://npm.pkg.github.com --global

# For npm
npm install --force twind@npm:@tw-in-js/twind@pr91

# For yarn - upgrade implies install
yarn upgrade twind@npm:@tw-in-js/twind@pr91