wording tweaks

Author: broccolini

README.md

@@ -3,11 +3,11 @@
 [![NPM version](http://img.shields.io/npm/v/primer-css.svg)](https://www.npmjs.org/package/primer-css)
 [![Build Status](https://travis-ci.org/primer/primer-css.svg?branch=master)](https://travis-ci.org/primer/primer-css)
 
-Primer is the CSS framework that powers GitHub's front-end design. Primer-css includes 23 packages that are grouped into 3 core meta-packages for easy install. Each package and meta-package is independently versioned and distributed via NPM, so it's easy to include all or part of Primer within your own project.
+Primer is the CSS framework that powers GitHub's front-end design. Primer CSS includes 23 packages that are grouped into 3 core meta-packages for easy install. Each package and meta-package is independently versioned and distributed via NPM, so it's easy to include all or part of Primer within your own project.
 
 ## Packages
 
-The Primer repo is managed as a monorepo that is composed of many NPM packages.
+The Primer CSS repo is managed as a monorepo that is composed of many NPM packages.
 
 ### Core Packages
 
@@ -38,7 +38,7 @@ You can also import specific portions of the module by importing those partials
 
 ## Build
 
-For a compiled **css** version of this module, a npm script is included that will output a css version to `build/build.css` The built css file is also included in the npm package.
+For a compiled **CSS** version of this module, a NPM script is included that will output a CSS version to `build/build.css` The built CSS file is also included in the NPM package.
 
 ```
 $ npm run build