diff --git a/app/views/posts/_form.haml b/app/views/posts/_form.haml
index e4e2f37..0188cc2 100644
--- a/app/views/posts/_form.haml
+++ b/app/views/posts/_form.haml
@@ -84,12 +84,12 @@
         %small.text-muted.form-text= t('posts.lang_help')
   - @post.template_fields.each do |template|
     - next unless type = template.type
+    - value = @post.new? ? template.values : @post.get_front_matter(template)
     .form-group
       = label_tag "post_#{template}", id: template do
         - if template.private?
           = fa_icon 'lock', title: t('posts.private')
         = template.help
-      - value = @post.new? ? template.values : @post.get_front_matter(template)
       = render "posts/template_field/#{type}", template: template, name: template.key, value: value
       .invalid-feedback= t('posts.invalid')
   .form-group
diff --git a/app/views/posts/template_field/_check_box.haml b/app/views/posts/template_field/_check_box.haml
index be01495..d6f2933 100644
--- a/app/views/posts/template_field/_check_box.haml
+++ b/app/views/posts/template_field/_check_box.haml
@@ -1,5 +1,8 @@
-= hidden_field_tag field_name_for_post_as_string(name), value: 'false'
-= check_box_tag field_name_for_post_as_string(name),
-  'true',
-  value == 'true',
-  class: 'form-control'
+- field_name = field_name_for_post_as_string(name)
+= hidden_field_tag field_name, value: 'false'
+.form-check
+  = check_box_tag field_name,
+    'true',
+    value == 'true',
+    class: 'form-check-input'
+  = label_tag field_name, t('posts.checkbox'), class: 'form-check-label'
diff --git a/app/views/posts/template_field/_nested.haml b/app/views/posts/template_field/_nested.haml
index 532e479..147930b 100644
--- a/app/views/posts/template_field/_nested.haml
+++ b/app/views/posts/template_field/_nested.haml
@@ -3,4 +3,5 @@
   = render "posts/template_field/#{template.type}",
     template: template,
     name: name,
-    value: value
+    value: value,
+    nested: true
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 17ca46c..9cc6dd3 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -211,3 +211,4 @@ en:
     row:
       add: 'Add group'
       del: 'Remove group'
+    checkbox: 'Yes'
diff --git a/config/locales/es.yml b/config/locales/es.yml
index d84cb8f..41e8638 100644
--- a/config/locales/es.yml
+++ b/config/locales/es.yml
@@ -207,3 +207,4 @@ es:
     row:
       add: 'Agregar grupo'
       del: 'Eliminar grupo'
+    checkbox: 'Sí'