diff --git a/Gemfile.lock b/Gemfile.lock
index da8b141..dd3e497 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,61 +1,97 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    builder (3.2.2)
-    capybara (2.4.4)
-      mime-types (>= 1.16)
-      nokogiri (>= 1.3.3)
-      rack (>= 1.0.0)
-      rack-test (>= 0.5.4)
-      xpath (~> 2.0)
-    coderay (1.1.0)
-    cucumber (1.3.17)
+    addressable (2.5.2)
+      public_suffix (>= 2.0.2, < 4.0)
+    backports (3.11.4)
+    builder (3.2.3)
+    capybara (3.12.0)
+      addressable
+      mini_mime (>= 0.1.3)
+      nokogiri (~> 1.8)
+      rack (>= 1.6.0)
+      rack-test (>= 0.6.3)
+      regexp_parser (~> 1.2)
+      xpath (~> 3.2)
+    coderay (1.1.2)
+    cucumber (3.1.2)
       builder (>= 2.1.2)
-      diff-lcs (>= 1.1.3)
-      gherkin (~> 2.12)
+      cucumber-core (~> 3.2.0)
+      cucumber-expressions (~> 6.0.1)
+      cucumber-wire (~> 0.0.1)
+      diff-lcs (~> 1.3)
+      gherkin (~> 5.1.0)
       multi_json (>= 1.7.5, < 2.0)
-      multi_test (>= 0.1.1)
+      multi_test (>= 0.1.2)
+    cucumber-core (3.2.1)
+      backports (>= 3.8.0)
+      cucumber-tag_expressions (~> 1.1.0)
+      gherkin (~> 5.0)
+    cucumber-expressions (6.0.1)
     cucumber-sinatra (0.5.0)
       templater (>= 1.0.0)
-    diff-lcs (1.2.5)
+    cucumber-tag_expressions (1.1.1)
+    cucumber-wire (0.0.1)
+    diff-lcs (1.3)
     extlib (0.9.16)
-    gherkin (2.12.2)
-      multi_json (~> 1.3)
-    haml (4.0.6)
+    ffi (1.10.0)
+    gherkin (5.1.0)
+    haml (5.0.4)
+      temple (>= 0.8.0)
       tilt
-    highline (1.6.21)
-    method_source (0.8.2)
-    mime-types (2.4.3)
-    mini_portile (0.6.1)
-    multi_json (1.10.1)
-    multi_test (0.1.1)
-    nokogiri (1.6.4.1)
-      mini_portile (~> 0.6.0)
-    pry (0.10.1)
+    highline (2.0.0)
+    method_source (0.9.2)
+    mini_mime (1.0.1)
+    mini_portile2 (2.4.0)
+    multi_json (1.13.1)
+    multi_test (0.1.2)
+    mustermann (1.0.3)
+    nokogiri (1.10.1)
+      mini_portile2 (~> 2.4.0)
+    pry (0.12.2)
       coderay (~> 1.1.0)
-      method_source (~> 0.8.1)
-      slop (~> 3.4)
-    rack (1.5.2)
-    rack-protection (1.5.3)
+      method_source (~> 0.9.0)
+    public_suffix (3.0.3)
+    rack (2.0.6)
+    rack-protection (2.0.5)
       rack
-    rack-test (0.6.2)
-      rack (>= 1.0)
-    rspec-expectations (3.1.2)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rb-fsevent (0.10.3)
+    rb-inotify (0.10.0)
+      ffi (~> 1.0)
+    regexp_parser (1.3.0)
+    rspec (3.8.0)
+      rspec-core (~> 3.8.0)
+      rspec-expectations (~> 3.8.0)
+      rspec-mocks (~> 3.8.0)
+    rspec-core (3.8.0)
+      rspec-support (~> 3.8.0)
+    rspec-expectations (3.8.2)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.1.0)
-    rspec-support (3.1.2)
-    sinatra (1.4.5)
-      rack (~> 1.4)
-      rack-protection (~> 1.4)
-      tilt (~> 1.3, >= 1.3.4)
-    slop (3.6.0)
+      rspec-support (~> 3.8.0)
+    rspec-mocks (3.8.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.8.0)
+    rspec-support (3.8.0)
+    sass (3.7.3)
+      sass-listen (~> 4.0.0)
+    sass-listen (4.0.0)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+    sinatra (2.0.5)
+      mustermann (~> 1.0)
+      rack (~> 2.0)
+      rack-protection (= 2.0.5)
+      tilt (~> 2.0)
     templater (1.0.0)
       diff-lcs (>= 1.1.2)
       extlib (>= 0.9.5)
       highline (>= 1.4.0)
-    tilt (1.4.1)
-    xpath (2.0.0)
-      nokogiri (~> 1.3)
+    temple (0.8.0)
+    tilt (2.0.9)
+    xpath (3.2.0)
+      nokogiri (~> 1.8)
 
 PLATFORMS
   ruby
@@ -66,5 +102,10 @@ DEPENDENCIES
   cucumber-sinatra
   haml
   pry
+  rspec
   rspec-expectations
+  sass
   sinatra
+
+BUNDLED WITH
+   2.0.1