pattern-lab#19 Fixed CSS Guidelines website link

dist/css/style.css

@@ -20,14 +20,14 @@ Atomic design is philosophically complimentary with these CSS approaches:
 * SMACSS by Jonathan Snook http://smacss.com/
 * OOCSS by Nicole Sullivan http://oocss.org/
 * BEM CSS Methology : http://bem.info/method/
-* CSS Guidelines by Harry Roberts : https://github.com/csswizardry/CSS-Guidelines
+* CSS Guidelines by Harry Roberts : https://cssguidelin.es/
 
 So feel free to use any of these approaches. Or don't. It's totally up to you.
 
 */
 /*------------------------------------*\
     $TABLE OF CONTENTS 
-    based generally on Harry Roberts excellent CSS Guidelines https://github.com/csswizardry/CSS-Guidelines
+    based generally on Harry Roberts excellent CSS Guidelines https://cssguidelin.es/
 \*------------------------------------*/
 /**
  * VARIABLES..............................Declarations of Sass variables