Don't reset ::first-letter in Preflight (#13408)

* Don't reset ::first-letter in Preflight

* Update changelog

---------

Co-authored-by: Adam Wathan <[email protected]>

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 
 - Enable Vite's `waitForRequestsIdle()` for client requests only ([#13394](https://github.com/tailwindlabs/tailwindcss/pull/13394))
+- Make sure `::first-letter` respectes `::selection` styles ([#13408](https://github.com/tailwindlabs/tailwindcss/pull/13408))
 
 ## [4.0.0-alpha.11] - 2024-03-27
 

packages/@tailwindcss-postcss/src/__snapshots__/index.test.ts.snap

@@ -406,7 +406,7 @@ exports[`\`@import 'tailwindcss'\` is replaced with the generated CSS 1`] = `
 }
 
 @layer base {
-  *, :after, :before, ::backdrop, :first-letter {
+  *, :after, :before, ::backdrop {
     box-sizing: border-box;
     border: 0 solid;
     margin: 0;

packages/tailwindcss/preflight.css

@@ -8,7 +8,6 @@
 ::after,
 ::before,
 ::backdrop,
-::first-letter,
 ::file-selector-button {
   box-sizing: border-box; /* 1 */
   margin: 0; /* 2 */