tailwind.config.js

const svgToDataUri = require('mini-svg-data-uri')
const { default: flattenColorPalette } = require('tailwindcss/lib/util/flattenColorPalette')
/** @type {import('tailwindcss').Config} */
module.exports = {
  content: { 
    files: ["*.html", "./src/**/*.rs"],
  },
  theme: {
    fontFamily: {
      'alfa-slab': ['Alfa Slab One', 'sans-serif'],
      'fira-sans': ['Fira Sans', 'sans-serif'],
    },
    extend: {
      fill: (theme) => ({
        'shape-fill-light': "rgb(203 213 225 / 1)", 
        'shape-fill-dark': "rgb(51 65 85 / 1)", 
      }),
    },
  },
  plugins: [
    function ({ matchUtilities, theme }) {
      matchUtilities(
        {
          'bg-grid': (value) => ({
            backgroundImage: `url("${svgToDataUri(
              `<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" width="32" height="32" fill="none" stroke="${value}"><path d="M0 .5H31.5V32"/></svg>`
            )}")`,
          }),
        },
        { values: flattenColorPalette(theme('backgroundColor')), type: 'color' }
      )

      matchUtilities(
        {
          highlight: (value) => ({ boxShadow: `inset 0 1px 0 0 ${value}` }),
        },
        { values: flattenColorPalette(theme('backgroundColor')), type: 'color' }
      )
    },
  ],
}