Tell TailwindCSS not to purge form elements

tailwind.config.js

module.exports = {
    purge: {
        content: [
            './app/**/*.html.erb',
            './app/**/*.js',
        ],
        safelist: [
            'form-input',
            'form-textarea',
            'form-select',
            'form-multiselect',
            'form-checkbox',
            'form-radio',
        ]
    },
    plugins: [
        require('@tailwindcss/aspect-ratio'),
        require("@tailwindcss/forms")({
            strategy: 'class',
        }),
        require('@tailwindcss/typography'),
    ],
}