./src/index.css (./node_modules/css-loader/dist/cjs.js??ref--5-oneOf-4-1!./node_modules/postcss-loader/src??postcss!./src/index.css) Error: Expected a pseudo-class or pseudo-element.

[dimer191996]

@tailwind base;
@tailwind components;
@tailwind utilities;

@layer components {
   .btn-blue {
      @apply py-2 px-4 bg-blue-500 text-white font-semibold rounded-lg shadow-md hover: bg-blue-700 focus:outline-none focus:ring-2 focus:ring-blue-400 focus:ring-opacity-75;
   }
}

[StevenGFX]

@dimer191996 looks like you have an orphaned pseudo class hover: in your class list.