Fixed

• Make it possible to use multiple <alpha-value> placeholders in a single color definition (#13740)
• Don't prefix classes in arbitrary values of has-*, group-has-*, and peer-has-* variants (#13770)
• Support negative values for {col,row}-{start,end} utilities (#13781)
• Update embedded browserslist database (#13792)

Fixed

• Revert changes to glob handling (#13384)

Fixed

• Ensure max specificity of 0,0,1 for button and input Preflight rules (#12735)
• Improve glob handling for folders with (, ), [ or ] in the file path (#12715)
• Split :has rules when using experimental.optimizeUniversalDefaults (#12736)
• Sort arbitrary properties alphabetically across multiple class lists (#12911)
• Add mix-blend-plus-darker utility (#12923)
• Ensure dashes are allowed in variant modifiers (#13303)
• Fix crash showing completions in Intellisense when using a custom separator (#13306)
• Transpile import.meta.url in config files (#13322)
• Reset letter spacing for form elements (#13150)
• Fix missing xx-large and remove double x-large absolute size (#13324)
• Don't error when encountering nested CSS unless trying to @ apply a class that uses nesting (#13325)
• Ensure that arbitrary properties respect important configuration (#13353)
• Change dark mode selector so @ apply works correctly with pseudo elements (#13379)

Fixed

• Don't remove keyframe stops when using important utilities (#12639)
• Don't add spaces to gradients and grid track names when followed by calc() (#12704)
• Restore old behavior for class dark mode strategy (#12717)

Added

• Add new selector and variant strategies for dark mode (#12717)

Changed

• Support rtl and ltr variants on same element as dir attribute (#12717)

Tailwind CSS v3.4 has arrived! Check out the announcement post for a guided tour through all of the highlights.

Added

• Add svh, lvh, and dvh values to default height/min-height/max-height theme (#11317)
• Add has-* variants for :has(...) pseudo-class (#11318)
• Add text-wrap utilities including text-balance and text-pretty (#11320, #12031)
• Extend default opacity scale to include all steps of 5 (#11832)
• Update Preflight html styles to include shadow DOM :host pseudo-class (#11200)
• Increase default values for grid-rows-* utilities from 1–6 to 1–12 (#12180)
• Add size-* utilities (#12287)
• Add utilities for CSS subgrid (#12298)
• Add spacing scale to min-w-*, min-h-*, and max-w-* utilities (#12300)
• Add forced-color-adjust utilities (#11931)
• Add forced-colors variant (#11694, #12582)
• Add appearance-auto utility (#12404)
• Add logical property values for float and clear utilities (#12480)
• Add * variant for targeting direct children (#12551)

Changed

• Simplify the sans font-family stack (#11748)
• Disable the tap highlight overlay on iOS (#12299)
• Improve relative precedence of rtl, ltr, forced-colors, and dark variants (#12584)

Fixed

• Fix support for container query utilities with arbitrary values (#12534)
• Fix custom config loading in Standalone CLI (#12616)

Fixed

• Don’t add spaces to negative numbers following a comma (#12324)
• Don't emit @ config in CSS when watching via the CLI (#12327)
• Improve types for resolveConfig (#12272)
• Ensure configured font-feature-settings for mono are included in Preflight (#12342)
• Improve candidate detection in minified JS arrays (without spaces) (#12396)
• Don't crash when given applying a variant to a negated version of a simple utility (#12514)
• Fix support for slashes in arbitrary modifiers (#12515)
• Fix source maps of variant utilities that come from an @ layer rule (#12508)
• Fix loading of built-in plugins when using an ESM or TypeScript config with the Standalone CLI (#12506)

Fixed

• Fix incorrect spaces around - in calc() expression (#12283)

Fixed

• Improve normalisation of calc()-like functions (#11686)
• Skip calc() normalisation in nested theme() calls (#11705)
• Fix incorrectly generated CSS when using square brackets inside arbitrary properties (#11709)
• Make content optional for presets in TypeScript types (#11730)
• Handle variable colors that have variable fallback values (#12049)
• Batch reading content files to prevent too many open files error (#12079)
• Skip over classes inside :not(…) when nested in an at-rule (#12105)
• Update types to work with Node16 module resolution (#12097)
• Don’t crash when important and parent selectors are equal in @ apply (#12112)
• Eliminate irrelevant rules when applying variants (#12113)
• Improve RegEx parser, reduce possibilities as the key for arbitrary properties (#12121)
• Fix sorting of utilities that share multiple candidates (#12173)
• Ensure variants with arbitrary values and a modifier are correctly matched in the RegEx based parser (#12179)
• Fix crash when watching renamed files on FreeBSD (#12193)
• Allow plugins from a parent document to be used in an iframe (#12208)
• Add types for tailwindcss/nesting (#12269)
• Bump jiti, fast-glob, and browserlist dependencies (#11550)
• Improve automatic var injection for properties that accept a <dashed-ident> (#12236)