diff --git a/Gemfile b/Gemfile
index feec10f..a8f368c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,8 +1,9 @@
 source 'https://rubygems.org'
 
-gem 'autoprefixer-rails', github: 'ajb/autoprefixer-rails', branch: 'bundle-process'
+gem 'autoprefixer-rails'
 gem 'dvl-core', github: 'dobtco/dvl-core'
-gem 'html-proofer', '~>2.3.0'
+gem 'html-proofer'
 gem 'jekyll'
 gem 'jekyll-assets'
+gem 'rake'
 gem 'uglifier'
diff --git a/Gemfile.lock b/Gemfile.lock
index 3569ebc..97d70d4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,15 +1,6 @@
-GIT
-  remote: git://github.com/ajb/autoprefixer-rails.git
-  revision: 2d172c1e88b1c3941c43feb394ebe300e55ecc41
-  branch: bundle-process
-  specs:
-    autoprefixer-rails (6.3.1)
-      execjs
-      json
-
 GIT
   remote: git://github.com/dobtco/dvl-core.git
-  revision: d38500b207468a1ef6f422dcffe3a77850125a39
+  revision: 5773e7579a3e93899f49d78a742a070803406f3a
   specs:
     dvl-core (0.1.0)
       activesupport
@@ -19,27 +10,33 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (4.2.6)
+    activesupport (4.2.7.1)
       i18n (~> 0.7)
       json (~> 1.7, >= 1.7.7)
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
-    addressable (2.3.8)
+    addressable (2.4.0)
+    autoprefixer-rails (6.4.1)
+      execjs
     coffee-script (2.4.1)
       coffee-script-source
       execjs
     coffee-script-source (1.10.0)
-    colorator (0.1)
+    colorator (1.1.0)
     colored (1.2)
-    concurrent-ruby (1.0.1)
-    ethon (0.8.1)
+    concurrent-ruby (1.0.2)
+    ethon (0.9.0)
       ffi (>= 1.3.0)
-    execjs (2.6.0)
-    fastimage (1.9.0)
-      addressable (~> 2.3.5)
-    ffi (1.9.10)
-    html-proofer (2.3.0)
+    execjs (2.7.0)
+    extras (0.1.0)
+      forwardable-extended (~> 2.5)
+    fastimage (2.0.0)
+      addressable (~> 2)
+    ffi (1.9.14)
+    forwardable-extended (2.6.0)
+    html-proofer (3.0.6)
+      activesupport (~> 4.2)
       addressable (~> 2.3)
       colored (~> 1.2)
       mercenary (~> 0.3.2)
@@ -48,69 +45,73 @@ GEM
       typhoeus (~> 0.7)
       yell (~> 2.0)
     i18n (0.7.0)
-    jekyll (3.1.2)
-      colorator (~> 0.1)
+    jekyll (3.2.1)
+      colorator (~> 1.0)
       jekyll-sass-converter (~> 1.0)
       jekyll-watch (~> 1.1)
       kramdown (~> 1.3)
       liquid (~> 3.0)
       mercenary (~> 0.3.3)
+      pathutil (~> 0.9)
       rouge (~> 1.7)
       safe_yaml (~> 1.0)
-    jekyll-assets (2.1.2)
-      fastimage (~> 1.8)
-      jekyll (~> 3.0)
-      sprockets (~> 3.3)
-      sprockets-helpers (~> 1.2)
-      tilt (~> 2.0)
+    jekyll-assets (2.2.8)
+      extras (~> 0.1)
+      fastimage (~> 2.0, >= 1.8)
+      jekyll (~> 3.1, >= 3.0)
+      pathutil (>= 0.8)
+      rack (> 1, < 2)
+      sprockets (~> 3.3, < 3.7)
     jekyll-sass-converter (1.4.0)
       sass (~> 3.4)
-    jekyll-watch (1.3.1)
-      listen (~> 3.0)
+    jekyll-watch (1.5.0)
+      listen (~> 3.0, < 3.1)
     json (1.8.3)
-    kramdown (1.10.0)
+    kramdown (1.12.0)
     liquid (3.0.6)
-    listen (3.0.6)
-      rb-fsevent (>= 0.9.3)
-      rb-inotify (>= 0.9.7)
-    mercenary (0.3.5)
-    mini_portile2 (2.0.0)
-    minitest (5.8.4)
-    nokogiri (1.6.7.2)
-      mini_portile2 (~> 2.0.0.rc2)
-    parallel (1.6.2)
+    listen (3.0.8)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+    mercenary (0.3.6)
+    mini_portile2 (2.1.0)
+    minitest (5.9.0)
+    nokogiri (1.6.8)
+      mini_portile2 (~> 2.1.0)
+      pkg-config (~> 1.1.7)
+    parallel (1.9.0)
+    pathutil (0.14.0)
+      forwardable-extended (~> 2.6)
+    pkg-config (1.1.7)
     rack (1.6.4)
+    rake (11.1.2)
     rb-fsevent (0.9.7)
     rb-inotify (0.9.7)
       ffi (>= 0.5.0)
-    rouge (1.10.1)
+    rouge (1.11.1)
     safe_yaml (1.0.4)
-    sass (3.4.21)
-    sprockets (3.5.2)
+    sass (3.4.22)
+    sprockets (3.6.3)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    sprockets-helpers (1.2.1)
-      sprockets (>= 2.2)
     thread_safe (0.3.5)
-    tilt (2.0.2)
     typhoeus (0.8.0)
       ethon (>= 0.8.0)
     tzinfo (1.2.2)
       thread_safe (~> 0.1)
-    uglifier (2.7.2)
-      execjs (>= 0.3.0)
-      json (>= 1.8.0)
-    yell (2.0.5)
+    uglifier (3.0.2)
+      execjs (>= 0.3.0, < 3)
+    yell (2.0.6)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  autoprefixer-rails!
+  autoprefixer-rails
   dvl-core!
-  html-proofer (~> 2.3.0)
+  html-proofer
   jekyll
   jekyll-assets
+  rake
   uglifier
 
 BUNDLED WITH
diff --git a/Rakefile b/Rakefile
index 2aacdc4..a278a1e 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,11 +1,11 @@
-require 'html/proofer'
+require 'html-proofer'
 
 task :test do
   sh 'bundle exec jekyll build'
-  HTML::Proofer.new(
+  HTMLProofer.check_directory(
     './_site',
     disable_external: true,
-    checks_to_ignore: %w(ImageCheck),
-    check_html: true
+    check_html: true,
+    allow_hash_href: true
   ).run
 end
diff --git a/_assets/javascripts/application/main.coffee b/_assets/javascripts/application/main.coffee.liquid
similarity index 87%
rename from _assets/javascripts/application/main.coffee
rename to _assets/javascripts/application/main.coffee.liquid
index 35ba22c..08cdc21 100644
--- a/_assets/javascripts/application/main.coffee
+++ b/_assets/javascripts/application/main.coffee.liquid
@@ -1,10 +1,10 @@
-projectId = "rg2W2SIZvZ7nL5fr"
+projectId = "{{ site.screendoor_project_id }}"
 
 fieldIds =
-  email: 29506
-  score: 29507
-  comments: 29508
-  cohort: 29519
+  email: {{ site.screendoor_response_field_ids.email }}
+  score: {{ site.screendoor_response_field_ids.score }}
+  comments: {{ site.screendoor_response_field_ids.comments }}
+  cohort: {{ site.screendoor_response_field_ids.cohort }}
 
 storePrefix = "#{getUrlParameter('cohort')}-nps-"
 
diff --git a/_config.yml b/_config.yml
index ae7aac3..2f40db5 100644
--- a/_config.yml
+++ b/_config.yml
@@ -19,3 +19,11 @@ assets:
     - _assets/fonts
     - _assets/javascripts
     - _assets/stylesheets
+
+screendoor_project_id: rg2W2SIZvZ7nL5fr
+
+screendoor_response_field_ids:
+  email: 29506
+  score: 29507
+  comments: 29508
+  cohort: 29519
diff --git a/index.html b/index.html
index bbfa064..46cf776 100644
--- a/index.html
+++ b/index.html
@@ -31,7 +31,7 @@
     <form id="followup_form">
       <label for="comments">Tell us a bit more about why you chose <span class='js_score'></span>?</label>
       <textarea id="comments" placeholder="Anything else you'd like us to know"></textarea>
-      <button type="submit" class="button info block">Submit</button>
+      <button type="submit" class="button primary block">Submit</button>
     </form>
 
     <div class='form_error' style='display:none'></div>