fixing selector I messed up while creating the live example

Author: rachelandrew

css-cookbook/pagination.html

@@ -40,7 +40,7 @@
     </style>
 
     <style class="editable">
-        .nav {
+        nav {
         display: flex;
         justify-content: center;
     }
@@ -74,7 +74,7 @@
     </section>
 
     <textarea class="playable playable-css" style="height: 300px;">
-.nav {
+nav {
     display: flex;
     justify-content: center;
 }

css-cookbook/styles.css

@@ -59,4 +59,3 @@ body {
     display: block;
     margin: 5px;
   }
-