diff --git a/Gemfile b/Gemfile
index 4ed680a..e38ba93 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,9 +1,8 @@
 source "http://rubygems.org"
 
 gem "compass"
-gem "middleman", "< 4.0"
-gem "middleman-livereload"
-gem "middleman-compass"
+gem "middleman", "~>3"
+gem "middleman-livereload", "~>3"
 gem "rb-inotify", require: false
 gem "rb-fsevent", require: false
 gem "oily_png"
diff --git a/Gemfile.lock b/Gemfile.lock
index b4b5c11..d64132a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,17 +1,22 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    activesupport (5.0.2)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
+    activesupport (4.2.8)
       i18n (~> 0.7)
       minitest (~> 5.1)
+      thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
-    addressable (2.5.0)
-      public_suffix (~> 2.0, >= 2.0.2)
-    backports (3.6.8)
-    builder (3.2.3)
+    capybara (2.4.4)
+      mime-types (>= 1.16)
+      nokogiri (>= 1.3.3)
+      rack (>= 1.0.0)
+      rack-test (>= 0.5.4)
+      xpath (~> 2.0)
     chunky_png (1.3.8)
-    commonjs (0.2.7)
+    coffee-script (2.4.1)
+      coffee-script-source
+      execjs
+    coffee-script-source (1.12.2)
     compass (1.0.3)
       chunky_png (~> 1.2)
       compass-core (~> 1.0.2)
@@ -24,105 +29,74 @@ GEM
       sass (>= 3.3.0, < 3.5)
     compass-import-once (1.0.5)
       sass (>= 3.2, < 3.5)
-    compass-slickmap (0.4.0)
-      compass (>= 0.10)
-      haml (>= 3.0)
-    concurrent-ruby (1.0.5)
-    contest (0.1.3)
-    contracts (0.13.0)
-    daemons (1.2.4)
-    diff-lcs (1.3)
-    dotenv (2.2.0)
     em-websocket (0.5.1)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
     erubis (2.7.0)
     eventmachine (1.2.3)
     execjs (2.7.0)
-    extlib (0.9.16)
-    fancy-buttons (1.2.0)
-      compass (>= 0.11)
-    fast_blank (1.0.0)
-    fastimage (2.1.0)
     ffi (1.9.17)
     haml (4.0.7)
       tilt
-    hamster (3.0.0)
-      concurrent-ruby (~> 1.0)
-    hashie (3.5.5)
-    highline (1.7.8)
+    hike (1.2.3)
+    hooks (0.4.1)
+      uber (~> 0.0.14)
     http_parser.rb (0.6.0)
-    httpclient (2.8.3)
     i18n (0.7.0)
     json (2.0.3)
-    json_pure (2.0.3)
-    less (2.6.0)
-      commonjs (~> 0.2.7)
+    kramdown (1.13.2)
     listen (3.0.8)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
-    memoist (0.15.0)
-    middleman (0.14.1)
-      builder
-      compass (>= 0.10)
-      compass-slickmap
-      fancy-buttons
-      haml (>= 3.0)
-      json_pure
-      less
-      rack
-      rack-test
-      shotgun (>= 0.8)
-      sinatra (>= 1.0)
-      sinatra-content-for
-      smusher
-      sprockets
-      templater
-      thin
-      yui-compressor
-    middleman-compass (4.0.1)
+    middleman (3.4.1)
+      coffee-script (~> 2.2)
       compass (>= 1.0.0, < 2.0.0)
-      middleman-core (>= 4.0.0)
-    middleman-core (4.2.1)
-      activesupport (>= 4.2, < 5.1)
-      addressable (~> 2.3)
-      backports (~> 3.6)
-      bundler (~> 1.1)
-      contracts (~> 0.13.0)
-      dotenv
-      erubis
+      compass-import-once (= 1.0.5)
       execjs (~> 2.0)
-      fast_blank
-      fastimage (~> 2.0)
-      hamster (~> 3.0)
-      hashie (~> 3.4)
+      haml (>= 4.0.5)
+      kramdown (~> 1.2)
+      middleman-core (= 3.4.1)
+      middleman-sprockets (>= 3.1.2)
+      sass (>= 3.4.0, < 4.0)
+      uglifier (~> 2.5)
+    middleman-core (3.4.1)
+      activesupport (~> 4.1)
+      bundler (~> 1.1)
+      capybara (~> 2.4.4)
+      erubis
+      hooks (~> 0.3)
       i18n (~> 0.7.0)
-      listen (~> 3.0.0)
-      memoist (~> 0.14)
-      padrino-helpers (~> 0.13.0)
-      parallel
-      rack (>= 1.4.5, < 3)
-      sass (>= 3.4)
-      servolux
-      tilt (~> 2.0)
-      uglifier (~> 3.0)
+      listen (~> 3.0.3)
+      padrino-helpers (~> 0.12.3)
+      rack (>= 1.4.5, < 2.0)
+      thor (>= 0.15.2, < 2.0)
+      tilt (~> 1.4.1, < 2.0)
     middleman-livereload (3.4.6)
       em-websocket (~> 0.5.1)
       middleman-core (>= 3.3)
       rack-livereload (~> 0.3.15)
+    middleman-sprockets (3.5.0)
+      middleman-core (>= 3.3)
+      sprockets (~> 2.12.1)
+      sprockets-helpers (~> 1.1.0)
+      sprockets-sass (~> 1.3.0)
+    mime-types (3.1)
+      mime-types-data (~> 3.2015)
+    mime-types-data (3.2016.0521)
+    mini_portile2 (2.1.0)
     minitest (5.10.1)
     multi_json (1.12.1)
+    nokogiri (1.7.0.1)
+      mini_portile2 (~> 2.1.0)
     oily_png (1.2.1)
       chunky_png (~> 1.3.7)
-    padrino-helpers (0.13.3.3)
+    padrino-helpers (0.12.8.1)
       i18n (~> 0.6, >= 0.6.7)
-      padrino-support (= 0.13.3.3)
-      tilt (>= 1.4.1, < 3)
-    padrino-support (0.13.3.3)
+      padrino-support (= 0.12.8.1)
+      tilt (~> 1.4.1)
+    padrino-support (0.12.8.1)
       activesupport (>= 3.1)
-    parallel (1.10.0)
-    public_suffix (2.0.5)
-    rack (2.0.1)
+    rack (1.6.5)
     rack-livereload (0.3.16)
       rack
     rack-test (0.6.3)
@@ -131,58 +105,40 @@ GEM
     rb-fsevent (0.9.8)
     rb-inotify (0.9.8)
       ffi (>= 0.5.0)
-    redgreen (1.2.2)
-    rubyforge (2.0.4)
-      json_pure (>= 1.1.7)
     sass (3.4.23)
-    servolux (0.12.0)
-    shotgun (0.9.2)
-      rack (>= 1.0)
-    sinatra (1.0)
-      rack (>= 1.0)
-    sinatra-content-for (0.1)
-      contest
-      redgreen
-      sinatra
-      sr-mg
     slim (3.0.7)
       temple (~> 0.7.6)
       tilt (>= 1.3.3, < 2.1)
-    smusher (0.4.9)
-      httpclient (>= 2.2)
-      json
-      rake
-    sprockets (3.7.1)
-      concurrent-ruby (~> 1.0)
-      rack (> 1, < 3)
-    sr-mg (0.0.5)
-      rake
-      rubyforge
-    templater (1.0.0)
-      diff-lcs (>= 1.1.2)
-      extlib (>= 0.9.5)
-      highline (>= 1.4.0)
+    sprockets (2.12.4)
+      hike (~> 1.2)
+      multi_json (~> 1.0)
+      rack (~> 1.0)
+      tilt (~> 1.1, != 1.3.0)
+    sprockets-helpers (1.1.0)
+      sprockets (~> 2.0)
+    sprockets-sass (1.3.1)
+      sprockets (~> 2.0)
+      tilt (~> 1.1)
     temple (0.7.7)
-    thin (1.7.0)
-      daemons (~> 1.0, >= 1.0.9)
-      eventmachine (~> 1.0, >= 1.0.4)
-      rack (>= 1, < 3)
+    thor (0.19.4)
     thread_safe (0.3.6)
-    tilt (2.0.6)
+    tilt (1.4.1)
     tzinfo (1.2.2)
       thread_safe (~> 0.1)
-    uglifier (3.1.3)
-      execjs (>= 0.3.0, < 3)
-    yui-compressor (0.12.0)
+    uber (0.0.15)
+    uglifier (2.7.2)
+      execjs (>= 0.3.0)
+      json (>= 1.8.0)
+    xpath (2.0.0)
+      nokogiri (~> 1.3)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   compass
-  middleman (< 4.0)
-  middleman-compass
-  middleman-livereload
+  middleman (~> 3)
+  middleman-livereload (~> 3)
   oily_png
   rake
   rb-fsevent