babel.config.js

module.exports = {
  presets: [
    [
      "@babel/preset-env",
      {
        targets: {
          chrome: "80",
          // "browsers": ["last 2 versions", "safari >= 7"]
        },
        // useBuiltIns: "usage"
      },
    ],
    "@babel/preset-react",
  ],
  plugins: [
    "@babel/plugin-proposal-class-properties",
    "@babel/plugin-transform-runtime",
  ],
};