Start using bourbon's fancy css mixins.

Gemfile

@@ -4,6 +4,10 @@ source 'http://rubygems.org'
 gem 'rails', '3.2.3'
 
 gem 'mysql2', '0.3.11'
+
+# Bourbon: fancy css mixins – https://github.com/thoughtbot/bourbon
+gem 'bourbon', '1.4.0'
+
 gem 'activeadmin', '0.4.0'
 
 # https://github.com/plataformatec/devise

Gemfile.lock

@@ -179,6 +179,7 @@ PLATFORMS
 DEPENDENCIES
   activeadmin (= 0.4.0)
   bcrypt-ruby (= 3.0.1)
+  bourbon (= 1.4.0)
   cancan (= 1.6.5)
   capistrano (= 2.5.21)
   coffee-rails (= 3.2.2)

app/assets/stylesheets/application.css

@@ -1,4 +0,0 @@
-/*
-*= require_self
-*= require_tree .
-*/

app/assets/stylesheets/application.css.scss

@@ -0,0 +1,5 @@
+@import "bourbon";
+@import "reset";
+@import "1140";
+@import "layout";
+@import "big_form";