Tag: tailwind

3 articles

Fix: next-themes Not Working — Hydration Mismatch, Tailwind Dark Mode, FOUC, and System Preference

May 20, 2026

How to fix next-themes errors — hydration mismatch on mount, FOUC flash before theme applies, Tailwind dark: classes not switching, ThemeProvider in App Router, defaultTheme system not respected, and TypeScript types.

nextjs react dark-mode tailwind next-themes ssr

Fix: Tailwind v4 Not Working — @theme, CSS-First Config, PostCSS vs Vite, and v3 Migration

May 18, 2026

How to fix Tailwind CSS v4 errors — tailwind.config.js ignored, @import 'tailwindcss' not loading, @theme custom values not applied, content scanning misses files, Vite plugin setup, and v3 to v4 migration gotchas.

tailwind tailwind-css css vite postcss frontend

Fix: Tailwind CSS Classes Not Applying — Styles Missing in Production or Development

Mar 22, 2026

How to fix Tailwind CSS not applying styles — content config paths, JIT mode, dynamic class names, PostCSS setup, CDN vs build tool, and purging issues.

css tailwind frontend debugging