Improve meta description

Author: lorensr

public/index.html

@@ -22,7 +22,7 @@
     -->
 
   <meta name="keywords" content="graphql apollo guide learn book course">
-  <meta name="description" content="📖 The complete GraphQL reference. By John Resig and Loren Sands-Ramshaw.">
+  <meta name="description" content="The complete guide to GraphQL. A comprehensive book from John Resig, the creator of jQuery. Everything from a beginner introduction to advanced client and server topics.">
 
   <meta property="og:type" content="website">
   <meta property="og:title" content="The GraphQL Guide">
@@ -67,4 +67,4 @@
   </script>
 </body>
 
-</html>
+</html>