# Tailwind CSS v3.3.3 — Release & Upgrade Intelligence
- **Product:** Tailwind CSS (https://tailwindcss.com)
- **Version:** v3.3.3
- **Released:** Jul 13, 2023
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/tailwind/updates/v3.3.3/

## Executive Summary (TL;DR)
Tailwind CSS v3.3.3. Source highlight: Fix issue where some pseudo-element variants generated the wrong selector (#10943, #10962, #11111)

## New Features
- Add `aria-busy` utility (#10966)

## Bug Fixes
- Fix issue where some pseudo-element variants generated the wrong selector (#10943, #10962, #11111)
- Make font settings propagate into buttons, inputs, etc. (#10940)
- Fix parsing of `theme()` inside `calc()` when there are no spaces around operators (#11157)
- Ensure `repeating-conic-gradient` is detected as an image (#11180)
- Move unknown pseudo-elements outside of `:is` by default (#11345)
- Escape animation names when prefixes contain special characters (#11470)

## Upgrade Command
```bash
npm install --save-exact tailwindcss@3.3.3
```