``` ```css /* TailwindCSS Utility Classes */ .input { @apply block w-full bg-gray-50 text-gray-700 border rounded py-3 px-4 leading-tight focus:outline-none focus:bg-white; } .button { @apply bg-blue-500 hover:bg-blue-700 text-white font-bold py-2 px-4 rounded focus:outline-none focus:shadow-outline; } .button-reset { @apply bg-gray-500 hover:bg-gray-700 text-white font-bold py-2 px-4 rounded focus:outline-none focus:shadow-outline; } .result-input { @apply block w-full bg-gray-100 text-gray-700 border rounded py-3 px-4 leading-tight focus:outline-none; }