* change code component style.

docs/2/css/doc.css

 /*!
- * ZUI - v1.3.0 - 2015-04-29
+ * ZUI - v1.3.0 - 2015-04-30
  * http://zui.sexy
  * GitHub: https://github.com/easysoft/zui.git 
  * Copyright (c) 2015 cnezsoft.com; Licensed MIT
@@ -33,9 +33,6 @@
 .margin-zero {
   margin: 0!important;
 }
-pre ol.linenums {
-  padding-left: 40px;
-}
 @-webkit-keyframes glow {
   0% {
     border-color: rgba(71, 164, 71, .9);

docs/css/zui.css

 /*!
- * ZUI - v1.3.0 - 2015-04-29
+ * ZUI - v1.3.0 - 2015-04-30
  * http://zui.sexy
  * GitHub: https://github.com/easysoft/zui.git 
  * Copyright (c) 2015 cnezsoft.com; Licensed MIT
@@ -5175,17 +5175,12 @@ pre code {
 .pln {
   color: #48484c;
 }
-.prettyprint {
-  padding: 8px;
-  background-color: #f7f7f9;
-}
 .prettyprint.linenums {
   -webkit-box-shadow: inset 40px 0 0 #fbfbfc, inset 41px 0 0 #ececf0;
           box-shadow: inset 40px 0 0 #fbfbfc, inset 41px 0 0 #ececf0;
 }
-/* Specify class=linenums on a pre to get line numbering */
-ol.linenums li {
-  padding-left: 12px;
+.prettyprint ol.linenums {
+  padding-left: 40px;
   line-height: 20px;
   color: #bebec5;
   text-shadow: 0 1px 0 #fff;

src/less/components/code.less

@@ -74,25 +74,15 @@ pre
 
 .prettyprint
 {
-  padding: 8px;
-  background-color: #f7f7f9;
-}
-.prettyprint.linenums
-{
-  -webkit-box-shadow: inset 40px 0 0 #fbfbfc, inset 41px 0 0 #ececf0;
-     -moz-box-shadow: inset 40px 0 0 #fbfbfc, inset 41px 0 0 #ececf0;
-          box-shadow: inset 40px 0 0 #fbfbfc, inset 41px 0 0 #ececf0;
-}
+  &.linenums {
+    .box-shadow(~"inset 40px 0 0 #fbfbfc, inset 41px 0 0 #ececf0");
+  }
 
-/* Specify class=linenums on a pre to get line numbering */
-// ol.linenums
-// {
-//   margin: 0 0 0 33px; /* IE indents via margin-left */
-// }
-ol.linenums li
-{
-  padding-left: 12px;
-  color: #bebec5;
-  line-height: 20px;
-  text-shadow: 0 1px 0 #fff;
+  ol.linenums
+  {
+    padding-left: 40px;
+    color: #bebec5;
+    line-height: 20px;
+    text-shadow: 0 1px 0 #fff;
+  }
 }

src/less/doc.less

@@ -234,10 +234,6 @@
   margin: 0!important;
 }
 
-pre ol.linenums {
-  padding-left: 40px;
-}
-
 // examples
 @-webkit-keyframes glow
 {