Update README.md

Author: shellscape

README.md

@@ -1,14 +1,19 @@
-# postcss-values-parser
+# postcss-values-parser  [![Build Status](https://travis-ci.org/lesshint/postcss-values-parser.svg?branch=master)](https://travis-ci.org/lesshint/postcss-values-parser)
 
 <img align="right" width="95" height="95"
      title="Philosopher’s stone, logo of PostCSS"
      src="http://postcss.github.io/postcss/logo.svg">
 
-[![Build Status](https://travis-ci.org/lesshint/postcss-values-parser.svg?branch=master)](https://travis-ci.org/lesshint/postcss-values-parser)
-
 A CSS property value parser for use with [PostCSS](https://github.com/postcss/postcss),
 following the same node, container, and traversal patterns as PostCSS.
 
+## &nbsp;
+<p align="center">
+  <b>:rocket: &nbsp; Are you ready to tackle ES6 and hone your JavaScript Skills?</b> &nbsp; :rocket:<br/>
+  Check out these outstanding <a href="https://es6.io/">ES6 courses</a> by <a href="https://github.com/wesbos">@wesbos</a>
+</p>
+---
+
 As with PostCSS and postcss-selector-parser, this parser generates an
 [Abstract Syntax Tree](https://en.wikipedia.org/wiki/Abstract_syntax_tree),
 (aka "AST") which allows for ease of traversal and granular inspection of each