Fixed

• Fix minification when using nested CSS (#14105)
• Warn when broad glob patterns are used in the content configuration (#14140)

Fixed

• Fix class detection in Slim templates with attached attributes and ID (#14019)
• Ensure attribute values in data-* and aria-* modifiers are always quoted in the generated CSS (#14037)

Fixed

• Fix detection of some utilities in Slim/Pug templates (#14006)

Changed

• Loosen :is() wrapping rules when using an important selector (#13900)

Fixed

• Disable automatic var() injection for anchor properties (#13826)
• Use no value instead of blur(0px) for backdrop-blur-none and blur-none utilities (#13830)
• Add .mts and .cts config file detection (#13940)
• Don't generate utilities like px-1 unnecessarily when using utilities like px-1.5 (#13959)
• Always generate -webkit-backdrop-filter for backdrop-* utilities (#13997)

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)