Add more base CSS classes

assets/stylesheets/global/_base.scss

@@ -85,7 +85,7 @@ abbr, acronym, dfn {
   border-bottom: 1px dotted $textColor;
 }
 
-pre, code, samp, %pre {
+pre, code, samp, %pre, %code {
   font-family: $monoFont;
   font-weight: normal;
   font-style: normal;

assets/stylesheets/global/_classes.scss

@@ -110,6 +110,11 @@
   @extend %label;
 }
 
+%label-green {
+  background: #f1faeb;
+  border-color: #b3dba8 #b3dba8 #aed7a5;
+}
+
 %label-blue {
   background: #dbe4ff;
   border-color: #a8a9e2;