About tailwindcss and postcss-loader, builtin:lightningcss-loader usage #11493
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         1.我在项目中使用了tailwindcss v4,我按照官方的指引成功的集成了进来参考。但是我看到关于性能分析的部分提到可以使用 builtin:lightningcss-loader 来替换 postcss-loader来提高性能(目前的集成方式要依赖于postcss-loader)。  | 
  
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          Answered by
          
            chenjiahan
          
      
      
        Sep 2, 2025 
      
    
    Replies: 1 comment
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         At the current stage, if you need to use Tailwind CSS,   | 
  
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      Answer selected by
        zongpengz
  
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At the current stage, if you need to use Tailwind CSS,
postcss-loaderis still required (it can be used together withbuiltin:lightningcss-loader, where LightningCSS handles CSS syntax downgrading while PostCSS is configured with only Tailwind CSS as a plugin).