diff --git a/Gemfile b/Gemfile
index d52ea57..00ffdfe 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,7 @@ git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 ruby '2.7.1'
 
 gem 'jquery-rails', '~> 4.3'
-gem 'client_side_validations', '~> 16.2.0'
+gem 'client_side_validations', github: 'MichalRemis/client_side_validations', branch: 'SupportDateTimeSelects' # '~> 16.2.0'
 gem 'client_side_validations-simple_form', '~> 10.1.0'
 
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
diff --git a/Gemfile.lock b/Gemfile.lock
index a36df80..ad9b420 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,3 +1,12 @@
+GIT
+  remote: https://github.com/MichalRemis/client_side_validations.git
+  revision: 5fa9a94829831b8714a5458431f54d992f597d9b
+  branch: SupportDateTimeSelects
+  specs:
+    client_side_validations (16.2.0)
+      js_regex (~> 3.1)
+      rails (>= 5.0.0.1, < 6.1)
+
 GEM
   remote: https://rubygems.org/
   specs:
@@ -62,10 +71,6 @@ GEM
     builder (3.2.4)
     byebug (11.1.3)
     character_set (1.4.0)
-    client_side_validations (16.2.0)
-      jquery-rails (~> 4.3)
-      js_regex (~> 3.1)
-      rails (>= 5.0.0.1, < 6.1)
     client_side_validations-simple_form (10.1.0)
       client_side_validations (>= 15.0, < 17.0)
       simple_form (~> 5.0)
@@ -200,7 +205,7 @@ PLATFORMS
 DEPENDENCIES
   bootsnap (>= 1.4.2)
   byebug
-  client_side_validations (~> 16.2.0)
+  client_side_validations!
   client_side_validations-simple_form (~> 10.1.0)
   jbuilder (~> 2.7)
   jquery-rails (~> 4.3)
diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
index aff49c7..62b4c75 100644
--- a/app/assets/javascripts/application.js
+++ b/app/assets/javascripts/application.js
@@ -1,2 +1,3 @@
 //= require jquery
 //= require rails.validations
+//= require rails.validations.simple_form
diff --git a/app/models/box.rb b/app/models/box.rb
index 533e22a..f4af813 100644
--- a/app/models/box.rb
+++ b/app/models/box.rb
@@ -1,2 +1,7 @@
 class Box < ApplicationRecord
+  validates :name, presence: true
+  validates :description, presence: true
+  validates :a_date, presence: true
+  validates :a_datetime, presence: true
+  validates :a_time, presence: true
 end
diff --git a/app/views/boxes/_form.html.erb b/app/views/boxes/_form.html.erb
index cb05898..06c75a6 100644
--- a/app/views/boxes/_form.html.erb
+++ b/app/views/boxes/_form.html.erb
@@ -1,4 +1,5 @@
-<%= form_with(model: box, local: true) do |form| %>
+<h4>Test CSV 784</h4>
+<%= form_with(model: box, local: true, validate: true) do |form| %>
   <% if box.errors.any? %>
     <div id="error_explanation">
       <h2><%= pluralize(box.errors.count, "error") %> prohibited this box from being saved:</h2>
@@ -23,17 +24,17 @@
 
   <div class="field">
     <%= form.label :a_date %>
-    <%= form.date_select :a_date %>
+    <%= form.date_select :a_date, prompt: true %>
   </div>
 
   <div class="field">
     <%= form.label :a_datetime %>
-    <%= form.datetime_select :a_datetime %>
+    <%= form.datetime_select :a_datetime, prompt: true %>
   </div>
 
   <div class="field">
     <%= form.label :a_time %>
-    <%= form.time_select :a_time %>
+    <%= form.time_select :a_time, prompt: true %>
   </div>
 
   <div class="actions">
diff --git a/app/views/boxes/_simple_form.html.erb b/app/views/boxes/_simple_form.html.erb
new file mode 100644
index 0000000..d8d79c6
--- /dev/null
+++ b/app/views/boxes/_simple_form.html.erb
@@ -0,0 +1,24 @@
+<h4>Test CSV 784</h4>
+<%= simple_form_for(box, validate: true) do |form| %>
+  <% if box.errors.any? %>
+    <div id="error_explanation">
+      <h2><%= pluralize(box.errors.count, "error") %> prohibited this box from being saved:</h2>
+
+      <ul>
+        <% box.errors.full_messages.each do |message| %>
+          <li><%= message %></li>
+        <% end %>
+      </ul>
+    </div>
+  <% end %>
+
+  <%= form.input :name %>
+  <%= form.input :description %>
+  <%= form.input :a_date, prompt: true %>
+  <%= form.input :a_datetime, prompt: true %>
+  <%= form.input :a_time, prompt: true %>
+
+  <div class="actions">
+    <%= form.submit %>
+  </div>
+<% end %>
diff --git a/app/views/boxes/new.html.erb b/app/views/boxes/new.html.erb
index 0aeb5e7..634f2d1 100644
--- a/app/views/boxes/new.html.erb
+++ b/app/views/boxes/new.html.erb
@@ -1,5 +1,7 @@
 <h1>New Box</h1>
 
+<!-- <%= render 'simple_form', box: @box %> -->
+
 <%= render 'form', box: @box %>
 
 <%= link_to 'Back', boxes_path %>
diff --git a/app/views/pages/home.html.erb b/app/views/pages/home.html.erb
index 2e7985d..1c79255 100644
--- a/app/views/pages/home.html.erb
+++ b/app/views/pages/home.html.erb
@@ -1 +1,3 @@
 <h1>Client Side Validations Playground</h1>
+
+<%= link_to 'CSV 784', new_box_path %>