diff --git a/app/models/site.rb b/app/models/site.rb
index a58d776..2a1d9b3 100644
--- a/app/models/site.rb
+++ b/app/models/site.rb
@@ -45,6 +45,10 @@ class Site
     end
   end
 
+  def layouts
+    @layouts ||= @jekyll.layouts.keys.sort
+  end
+
   # Obtener el nombre del sitio
   def name
     @name ||= @jekyll.config['source'].split('/').last
diff --git a/app/views/posts/_form.haml b/app/views/posts/_form.haml
index 543b05d..9cd442b 100644
--- a/app/views/posts/_form.haml
+++ b/app/views/posts/_form.haml
@@ -54,11 +54,6 @@
     = text_field 'post', 'slug', value: @post.slug,
       class: 'form-control'
     %small.text-muted.form-text= t('posts.slug_help')
-  .form-group
-    = label_tag 'post_cover', t('posts.cover')
-    = text_field 'post', 'cover', value: @post.get_front_matter(:cover),
-      class: 'form-control'
-    %small.text-muted.form-text= t('posts.cover_help')
   .form-group
     = label_tag 'post_permalink', t('posts.permalink')
     = text_field 'post', 'permalink', value: @post.get_front_matter(:permalink),
@@ -67,54 +62,9 @@
   .form-group
     = label_tag 'post_layout', t('posts.layout')
     = select_tag 'post[layout]',
-      options_for_select(@site.everything_of(:layout, lang: @lang), @post.get_front_matter(:layout)),
+      options_for_select(@site.layouts, @post.get_front_matter(:layout)),
       { class: 'form-control select2' }
     %small.text-muted.form-text= t('posts.layout_help')
-  .form-group
-    = label_tag 'post_objetivos', t('posts.objetivos')
-    = text_area 'post', 'objetivos', value: @post.get_front_matter(:objetivos),
-      class: field_class
-    %small.text-muted.form-text= t('posts.objetivos_help')
-  .form-group
-    = label_tag 'post_recomendaciones', t('posts.recomendaciones')
-    = text_area 'post', 'recomendaciones', value: @post.get_front_matter(:recomendaciones),
-      class: field_class
-    %small.text-muted.form-text= t('posts.recomendaciones_help')
-  .form-group
-    = label_tag 'post_duracion', t('posts.duracion')
-    = text_field 'post', 'duracion', value: @post.get_front_matter(:duracion),
-      class: 'form-control'
-    %small.text-muted.form-text= t('posts.duracion_help')
-  .form-group
-    = label_tag 'post_habilidades', t('posts.habilidades')
-    = select_tag 'post[habilidades]',
-      options_for_select(@site.everything_of(:habilidades, lang: @lang), @post.get_front_matter(:habilidades)),
-      { class: 'form-control select2' }
-    %small.text-muted.form-text= t('posts.habilidades_help')
-  .form-group
-    = label_tag 'post_formato', t('posts.formato')
-    = select_tag 'post[formato]',
-      options_for_select(@site.everything_of(:formato, lang: @lang), @post.get_front_matter(:formato)),
-      { class: 'form-control select2' }
-    %small.text-muted.form-text= t('posts.formato_help')
-  .form-group
-    = label_tag 'post_conocimientos', t('posts.conocimientos')
-    = select_tag 'post[conocimientos][]',
-      options_for_select(@site.everything_of(:conocimientos, lang: @lang), @post.get_front_matter(:conocimientos)),
-      { class: 'form-control select2', multiple: 'multiple' }
-    %small.text-muted.form-text= t('posts.conocimientos_help')
-  .form-group
-    = label_tag 'post_sesiones_ejercicios_relacionados', t('posts.sesiones_ejercicios_relacionados')
-    = select_tag 'post[sesiones_ejercicios_relacionados][]',
-      options_for_select(@site.everything_of(:title, lang: @lang), @post.get_front_matter(:sesiones_ejercicios_relacionados)),
-      { class: 'form-control select2', multiple: 'multiple' }
-    %small.text-muted.form-text= t('posts.sesiones_ejercicios_relacionados_help')
-  .form-group
-    = label_tag 'post_materiales_requeridos', t('posts.materiales_requeridos')
-    = select_tag 'post[materiales_requeridos][]',
-      options_for_select(@site.everything_of(:materiales_requeridos, lang: @lang), @post.get_front_matter(:materiales_requeridos)),
-      { class: 'form-control select2', multiple: 'multiple' }
-    %small.text-muted.form-text= t('posts.materiales_requeridos_help')
   - if @site.i18n?
     - @site.translations.each do |lang|
       - next if lang == @lang
diff --git a/test/models/site_test.rb b/test/models/site_test.rb
index 49155d2..52deb29 100644
--- a/test/models/site_test.rb
+++ b/test/models/site_test.rb
@@ -63,4 +63,19 @@ class SiteTest < ActiveSupport::TestCase
       assert_equal v, @site.posts[k].order
     end
   end
+
+  test 'Un sitio tiene traducciones' do
+    assert_equal %w[ar es en], @site.translations
+    assert @site.i18n?
+  end
+
+  test 'El idioma por defecto es el idioma actual de la plataforma' do
+    assert_equal 'es', @site.default_lang
+  end
+
+  test 'El sitio tiene layouts' do
+    assert_equal %w[anexo archive default feed header.ar header.en
+      header.es header license.ar license.en license.es license pandoc
+      politicas sesion simple style ].sort, @site.layouts
+  end
 end