Index: frontend/node_modules/postcss-clamp/INSTALL.md
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+# Installing PostCSS Clamp
+
+[PostCSS Clamp] runs in all Node environments, with special instructions for:
+
+| [Node](#node) | [PostCSS CLI](#postcss-cli) | [Webpack](#webpack) | [Create React App](#create-react-app) | [Gulp](#gulp) | [Grunt](#grunt) |
+| --- | --- | --- | --- | --- | --- |
+
+## Node
+
+Add [PostCSS Clamp] to your project:
+
+```bash
+$ npm install postcss-clamp --save-dev
+```
+
+Use [PostCSS Clamp] as a [PostCSS] plugin:
+
+```js
+const postcss = require('postcss');
+const postcssClamp = require('postcss-clamp');
+
+postcss([
+  postcssClamp(/* pluginOptions */)
+]).process(YOUR_CSS /*, processOptions */);
+```
+
+## PostCSS CLI
+
+Add [PostCSS CLI] to your project:
+
+```bash
+npm install postcss-cli --save-dev
+```
+
+Use **PostCSS Clamp** in your `postcss.config.js` configuration file:
+
+```js
+const postcssClamp = require('postcss-clamp');
+
+module.exports = {
+  plugins: [
+    postcssClamp(/* pluginOptions */)
+  ]
+}
+```
+
+## Webpack
+
+Add [PostCSS Loader] to your project:
+
+```bash
+npm install postcss-loader --save-dev
+```
+
+Use **PostCSS Clamp** in your Webpack configuration:
+
+```js
+const postcssClamp = require('postcss-clamp');
+
+module.exports = {
+  module: {
+    rules: [
+      {
+        test: /\.css$/,
+        use: [
+          'style-loader',
+          { loader: 'css-loader', options: { importLoaders: 1 } },
+          { loader: 'postcss-loader', options: {
+            ident: 'postcss',
+            plugins: () => [
+              postcssClamp(/* pluginOptions */)
+            ]
+          } }
+        ]
+      }
+    ]
+  }
+}
+```
+
+## Create React App
+
+Add [React App Rewired] and [React App Rewire PostCSS] to your project:
+
+```bash
+npm install react-app-rewired react-app-rewire-postcss --save-dev
+```
+
+Use **React App Rewire PostCSS** and **PostCSS Clamp** in your
+`config-overrides.js` file:
+
+```js
+const reactAppRewirePostcss = require('react-app-rewire-postcss');
+const postcssClamp = require('postcss-clamp');
+
+module.exports = config => reactAppRewirePostcss(config, {
+  plugins: () => [
+    postcssClamp(/* pluginOptions */)
+  ]
+});
+```
+
+## Gulp
+
+Add [Gulp PostCSS] to your project:
+
+```bash
+npm install gulp-postcss --save-dev
+```
+
+Use **PostCSS Clamp** in your Gulpfile:
+
+```js
+const postcss = require('gulp-postcss');
+const postcssClamp = require('postcss-clamp');
+
+gulp.task('css', () => gulp.src('./src/*.css').pipe(
+  postcss([
+    postcssClamp(/* pluginOptions */)
+  ])
+).pipe(
+  gulp.dest('.')
+));
+```
+
+## Grunt
+
+Add [Grunt PostCSS] to your project:
+
+```bash
+npm install grunt-postcss --save-dev
+```
+
+Use **PostCSS Clamp** in your Gruntfile:
+
+```js
+const postcssClamp = require('postcss-clamp');
+
+grunt.loadNpmTasks('grunt-postcss');
+
+grunt.initConfig({
+  postcss: {
+    options: {
+      use: [
+       postcssClamp(/* pluginOptions */)
+      ]
+    },
+    dist: {
+      src: '*.css'
+    }
+  }
+});
+```
+
+[Gulp PostCSS]: https://github.com/postcss/gulp-postcss
+[Grunt PostCSS]: https://github.com/nDmitry/grunt-postcss
+[PostCSS]: https://github.com/postcss/postcss
+[PostCSS CLI]: https://github.com/postcss/postcss-cli
+[PostCSS Loader]: https://github.com/postcss/postcss-loader
+[PostCSS Clamp]: https://github.com/polemius/postcss-clamp
+[React App Rewire PostCSS]: https://github.com/csstools/react-app-rewire-postcss
+[React App Rewired]: https://github.com/timarney/react-app-rewired