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+# [postcss][postcss]-merge-longhand
+
+> Merge longhand properties into shorthand with PostCSS.
+
+## Install
+
+With [npm](https://npmjs.org/package/postcss-merge-longhand) do:
+
+```
+npm install postcss-merge-longhand --save
+```
+
+## Example
+
+Merge longhand properties into shorthand; works with `margin`, `padding` &
+`border`. For more examples see the [tests](src/__tests__/index.js).
+
+### Input
+
+```css
+h1 {
+    margin-top: 10px;
+    margin-right: 20px;
+    margin-bottom: 10px;
+    margin-left: 20px;
+}
+```
+
+### Output
+
+```css
+h1 {
+    margin: 10px 20px;
+}
+```
+
+## Usage
+
+See the [PostCSS documentation](https://github.com/postcss/postcss#usage) for
+examples for your environment.
+
+## Contributors
+
+See [CONTRIBUTORS.md](https://github.com/cssnano/cssnano/blob/master/CONTRIBUTORS.md).
+
+## License
+
+MIT © [Ben Briggs](http://beneb.info)
+
+[postcss]: https://github.com/postcss/postcss