diff --git a/VERSIONS_WIP/156526 b/VERSIONS_WIP/156526
new file mode 100644
index 0000000000000000000000000000000000000000..f54c92d98b46f9f055db1ad18dc663504f3548d9
--- /dev/null
+++ b/VERSIONS_WIP/156526
@@ -0,0 +1 @@
+ - fonctionnalité #156526 : Magasin de thèmes : amélioration de l'adaptabilité de l'affichage média et description à droite.
\ No newline at end of file
diff --git a/library/templates/Herisson/Library/Settings.php b/library/templates/Herisson/Library/Settings.php
index 769d56401c360484b83be7bd197cf4c7f05eeca8..9eb49102fa9b3fc16703b28354a5be8796a958f6 100644
--- a/library/templates/Herisson/Library/Settings.php
+++ b/library/templates/Herisson/Library/Settings.php
@@ -116,9 +116,6 @@ class Herisson_Library_Settings extends Intonation_Library_Settings {
     $hydrating_mapping['div class card_article'] = 'col-12 mb-0 px-0';
 
     $hydrating_mapping['div class card_action'] = 'col-12 col-md-5 col-lg-12 p-0 mx-1 my-1';
-    $hydrating_mapping['div class cardify_horizontal_img'] = 'col-12 col-md-4 col-lg-3 px-0 pl-md-0 pr-md-3';
-    $hydrating_mapping['div class cardify_horizontal_content'] = 'col-12 col-md-8 col-lg-6 px-0 py-3 py-md-0';
-    $hydrating_mapping['div class cardify_horizontal_actions'] = 'col-12 col-md-12 col-lg-3 px-0 pl-lg-3 pr-lg-0';
 
     $hydrating_mapping['div class card-header'] = 'px-0 py-0 no_background';
     $hydrating_mapping['div class widget-header'] = 'card-header no_background';
diff --git a/library/templates/Intonation/Library/Settings.php b/library/templates/Intonation/Library/Settings.php
index 8148cd73f2df58966a986d726dc700a9073d5cce..161225ec10ca8682e1e0b080607c699da604cb18 100644
--- a/library/templates/Intonation/Library/Settings.php
+++ b/library/templates/Intonation/Library/Settings.php
@@ -141,7 +141,7 @@ class Intonation_Library_Settings extends Intonation_System_Abstract {
                                                   'a class badge' => '',
                                                   'a class active' => '',
                                                   'a class card-link' => '',
-                                                  'div class card_action' => 'col col-sm-12 p-1 m-1',
+                                                  'div class card_action' => 'col col-lg-12 p-0 mx-1 my-1',
                                                   'div class collection_action' => 'col mr-3',
                                                   'div class alone_in_the_list' => 'col-3',
                                                   'a class list-group-item' => '',
@@ -244,9 +244,9 @@ class Intonation_Library_Settings extends Intonation_System_Abstract {
 
                                                   'div class rich_content_actions' => 'col-12 px-0 mt-3 record_summary',
                                                   'div class rich_content_row_actions' => 'col col-lg-12 pt-1 mt-1 mr-1 pr-1 w-s_nowrap',
-                                                  'div class cardify_horizontal_img' => 'col-12 col-sm-3 px-3 px-sm-0',
-                                                  'div class cardify_horizontal_content' => 'col-12 col-sm-6 px-3',
-                                                  'div class cardify_horizontal_actions' => 'col-12 col-sm-3 px-3 px-sm-0',
+                                                  'div class cardify_horizontal_img' => 'col-12 col-md-4 col-lg-3 px-0 pl-md-0 pr-md-3',
+                                                  'div class cardify_horizontal_content' => 'col-12 col-md-8 col-lg-6 px-0 py-3 py-md-0',
+                                                  'div class cardify_horizontal_actions' => 'col-12 col-md-12 col-lg-3 px-0 pl-lg-3 pr-lg-0',
 
                                                   'div class loading_icon' => 'spinner-border',
                                                   'div class review_author' => 'col-12 col-lg-6 text-md-left',
diff --git a/tests/scenarios/Templates/ChiliAccordionTest.php b/tests/scenarios/Templates/ChiliAccordionTest.php
index 7e793c1342ec562a8d336e85a85de0c5153b78a3..e6f417856ee342d163b1ec847a5cb6eadc2e8cc5 100644
--- a/tests/scenarios/Templates/ChiliAccordionTest.php
+++ b/tests/scenarios/Templates/ChiliAccordionTest.php
@@ -112,18 +112,18 @@ class ChiliAccordionWidgetTest extends AbstractControllerTestCase {
 
   /** @test */
   public function cardifyHorizontalImgShouldBeHydratedWithCol12ColSm3Px3() {
-    $this->assertXPath('//div[@class =  "cardify_horizontal_img col-12 col-sm-3 px-3 px-sm-0"]');
+    $this->assertXPath('//div[@class = "cardify_horizontal_img col-12 col-md-4 col-lg-3 px-0 pl-md-0 pr-md-3"]');
   }
 
 
   /** @test */
   public function cardifyHorizontalContentShouldBeHydratedWithCol12ColSm6Px3() {
-    $this->assertXPath('//div[@class =  "cardify_horizontal_content col-12 col-sm-6 px-3"]');
+    $this->assertXPath('//div[@class = "cardify_horizontal_content col-12 col-md-8 col-lg-6 px-0 py-3 py-md-0"]');
   }
 
 
   /** @test */
   public function cardifyHorizontalActionsShouldBeHydratedWithCol12ColSm3Px3() {
-    $this->assertXPath('//div[@class =  "cardify_horizontal_actions col-12 col-sm-3 px-3 px-sm-0"]');
+    $this->assertXPath('//div[@class = "cardify_horizontal_actions col-12 col-md-12 col-lg-3 px-0 pl-lg-3 pr-lg-0"]');
   }
 }
diff --git a/tests/scenarios/Templates/ChiliSearchTest.php b/tests/scenarios/Templates/ChiliSearchTest.php
index 1690a112eac1d4057559febe2bb111ee3dedbb18..e4699e3908006c7e1a5c74c6126ce853d7e9f0ca 100644
--- a/tests/scenarios/Templates/ChiliSearchTest.php
+++ b/tests/scenarios/Templates/ChiliSearchTest.php
@@ -76,21 +76,21 @@ class ChiliSearchHoldLinkTest extends AbstractControllerTestCase {
 
   /** @test */
   public function linkToReserverRecord2ShouldBePickupLocationItem1() {
-    $this->assertXPathContentContains('//div[@class="card_action record_hold_link col col-sm-12 p-1 m-1"]//a[@href = "/recherche/reservation-pickup-ajax/id_notice/2/id_int_bib/1/id_bib/1/copy_id/1"][contains(@class, "record_hold_link")]',
+    $this->assertXPathContentContains('//div[@class="card_action record_hold_link col col-lg-12 p-0 mx-1 my-1"]//a[@href = "/recherche/reservation-pickup-ajax/id_notice/2/id_int_bib/1/id_bib/1/copy_id/1"][contains(@class, "record_hold_link")]',
                                       'Réserver');
   }
 
 
   /** @test */
   public function viewMoreRecordActionsShouldBeInDivViewMoreRecordActions() {
-    $this->assertXPathContentContains('//div[@class="card_action view_more_record_actions btn col col-sm-12 p-1 m-1"]//button[@data-toggle="dropdown"]',
+    $this->assertXPathContentContains('//div[@class="card_action view_more_record_actions btn col col-lg-12 p-0 mx-1 my-1"]//button[@data-toggle="dropdown"]',
                                       'Plus');
   }
 
 
   /** @test */
   public function readRecordShouldBeInADivReadDocument() {
-    $this->assertXPathContentContains('//div[@class="card_action read_document col col-sm-12 p-1 m-1"]//a[contains(@href,"recherche/viewnotice")]',
+    $this->assertXPathContentContains('//div[@class="card_action read_document col col-lg-12 p-0 mx-1 my-1"]//a[contains(@href,"recherche/viewnotice")]',
                                       'Voir');
   }
 
diff --git a/tests/scenarios/Templates/TemplatesAbonneSelectionsTest.php b/tests/scenarios/Templates/TemplatesAbonneSelectionsTest.php
index d991a9e316f68a7b9cdc6a01d7edc48508646653..86c7172ee1ee5b3abd225e2eb9b991d34088e384 100644
--- a/tests/scenarios/Templates/TemplatesAbonneSelectionsTest.php
+++ b/tests/scenarios/Templates/TemplatesAbonneSelectionsTest.php
@@ -488,7 +488,7 @@ class TemplatesAbonneSelectionsAsAdminTest extends Admin_AbstractControllerTestC
 
   /** @test */
   public function listeDesDocumentsShouldNotBeDisplayed() {
-    $this->assertNotXPathContentContains('//main//div[contains(@class, "cardify_horizontal_content")]//div', 'Liste des documents');
+    $this->assertNotXPathContentContains('//body', 'Liste des documents');
   }
 }
 
diff --git a/tests/scenarios/Templates/TemplatesAbonneTest.php b/tests/scenarios/Templates/TemplatesAbonneTest.php
index ed7b7f84f1e30dd273eac49e1ced0a8bd32803c5..fcb66e4168d957250ec9027c1d845b95622fbb79 100644
--- a/tests/scenarios/Templates/TemplatesAbonneTest.php
+++ b/tests/scenarios/Templates/TemplatesAbonneTest.php
@@ -458,7 +458,7 @@ class TemplatesAbonnePaginatedReviewsPage2Test extends TemplatesAbonnePaginatedC
 
   /** @test */
   public function defaultLayoutShouldBeCardHorizontal() {
-    $this->assertXPath('//div[@class="list-group bg-transparent no_border"]//div[@class="cardify_horizontal_img col-12 col-sm-3 px-3 px-sm-0"]');
+    $this->assertXPath('//div[@class="list-group bg-transparent no_border"]//div[@class="cardify_horizontal_img col-12 col-md-4 col-lg-3 px-0 pl-md-0 pr-md-3"]');
   }
 }
 
@@ -494,14 +494,14 @@ class TemplatesAbonnePaginatedLoansPage1AndSearchTest extends TemplatesAbonnePag
 
   /** @test */
   public function linkToReturnPnbLoanShouldBePresent() {
-    $this->assertXPathContentContains('//div[@class="card_action col col-sm-12 p-1 m-1"]/a[@href= "/bib-numerique/return-pnb-loan/page/1/search/house/size/10/id/ec2c17cefacacad7f25f875ae87956c1/loan_id/666_3"]',
+    $this->assertXPathContentContains('//div[@class="card_action col col-lg-12 p-0 mx-1 my-1"]/a[@href= "/bib-numerique/return-pnb-loan/page/1/search/house/size/10/id/ec2c17cefacacad7f25f875ae87956c1/loan_id/666_3"]',
                                       utf8_encode('Retour anticipé'));
   }
 
 
   /** @test */
   public function linkToExtendPnbLoanShouldBePresent() {
-    $this->assertXPathContentContains('//div[@class="card_action col col-sm-12 p-1 m-1"]/a[contains(@href, "/bib-numerique/extends-pnb-loan/page/1/search/house/size/10/id/ec2c17cefacacad7f25f875ae87956c1/loan_id/666_3")]',
+    $this->assertXPathContentContains('//div[@class="card_action col col-lg-12 p-0 mx-1 my-1"]/a[contains(@href, "/bib-numerique/extends-pnb-loan/page/1/search/house/size/10/id/ec2c17cefacacad7f25f875ae87956c1/loan_id/666_3")]',
                                       'Prolonger');
   }
 }
diff --git a/tests/scenarios/Templates/TemplatesRenderingHorizontalTest.php b/tests/scenarios/Templates/TemplatesRenderingHorizontalTest.php
new file mode 100644
index 0000000000000000000000000000000000000000..e72402b56783b59fd78c35a5fe6ea4123b9df048
--- /dev/null
+++ b/tests/scenarios/Templates/TemplatesRenderingHorizontalTest.php
@@ -0,0 +1,107 @@
+<?php
+/**
+ * Copyright (c) 2012-2022, Agence Française Informatique (AFI). All rights reserved.
+ *
+ * BOKEH is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE as published by
+ * the Free Software Foundation.
+ *
+ * There are special exceptions to the terms and conditions of the AGPL as it
+ * is applied to this software (see README file).
+ *
+ * BOKEH is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+ *
+ * You should have received a copy of the GNU AFFERO GENERAL PUBLIC LICENSE
+ * along with BOKEH; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+ */
+
+
+abstract class TemplatesRenderingHorizontalTestCase extends AbstractControllerTestCase {
+
+  protected $_template_name = '';
+
+
+  public function setUp() {
+    parent::setUp();
+
+    $profile = $this->_buildTemplateProfil(['id' => '878979',
+                                            'template' => $this->_template_name]);
+
+    $profile_patcher = (new Class_Template_ProfilePatcher(null))
+      ->setProfile($profile);
+
+    $profile_patcher
+      ->addWidget(Intonation_Library_Widget_Carousel_Newsletter_Definition::CODE,
+                  Class_Profil::DIV_MAIN,
+                  ['rendering' => 'card-horizontal',
+                   'layout' => 'list',
+                   'size' => 1,
+                   'id_items' => '789']);
+
+    $this->fixture(Class_Newsletter::class,
+                   ['id' => 789,
+                    'titre' => 'Comment améliorer le magasin de thèmes en quelques commits ?',
+                    'mail_subject' => 'Comment améliorer le magasin de thèmes en quelques commits ?',
+                    'contenu' => 'Un bon pairing à Annecy']);
+
+    $this->dispatch('/index');
+  }
+
+
+  /** @test */
+  public function divClassCardifyHorizontalImgShouldHaveClassCol12ColMd4ColLg3() {
+    $this->assertXPath('//div[@class="cardify_horizontal_img col-12 col-md-4 col-lg-3 px-0 pl-md-0 pr-md-3"]');
+  }
+
+
+  /** @test */
+  public function divClassCardifyHorizontalContentShouldHaveClassCol12ColMd8ColLg6() {
+    $this->assertXPath('//div[@class="cardify_horizontal_content col-12 col-md-8 col-lg-6 px-0 py-3 py-md-0"]');
+  }
+
+
+  /** @test */
+  public function divClassCardifyHorizontalActionsShouldHaveClassCol12ColMd12ColLg3() {
+    $this->assertXPath('//div[@class="cardify_horizontal_actions col-12 col-md-12 col-lg-3 px-0 pl-lg-3 pr-lg-0"]');
+  }
+
+
+  /** @test */
+  public function divClassCardActionShouldHaveClassColColLg12() {
+    $this->assertXPath('//div[@class="card_action col col-lg-12 p-0 mx-1 my-1"]');
+  }
+}
+
+
+
+
+class TemplatesRenderingHorizontalInIntonationTest extends TemplatesRenderingHorizontalTestCase {
+
+  protected $_template_name = 'INTONATION';
+}
+
+
+
+
+class TemplatesRenderingHorizontalInHerissonTest extends TemplatesRenderingHorizontalTestCase {
+
+  protected $_template_name = 'HERISSON';
+
+
+  /** @test */
+  public function divClassCardActionShouldHaveClassColColLg12() {
+    $this->assertXPath('//div[@class="card_action col-12 col-md-5 col-lg-12 p-0 mx-1 my-1"]');
+  }
+}
+
+
+
+
+class TemplatesRenderingHorizontalInChiliTest extends TemplatesRenderingHorizontalTestCase {
+
+  protected $_template_name = 'CHILI';
+}
diff --git a/tests/scenarios/Templates/TemplatesSearchSettingsTest.php b/tests/scenarios/Templates/TemplatesSearchSettingsTest.php
index d3f28d1f4611ff58ea793b1908408361b92f98e2..cadeff70c1d79043683ff18becd03b4c87780ab9 100644
--- a/tests/scenarios/Templates/TemplatesSearchSettingsTest.php
+++ b/tests/scenarios/Templates/TemplatesSearchSettingsTest.php
@@ -78,7 +78,7 @@ class TemplatesSearchSettingsResultWithSearchTermHighLightedTest
 
   /** @test */
   public function cardLinkReadDocumentTitleShouldNotContainsHTML() {
-    $this->assertXPath('//div[@class="card_action read_document col col-sm-12 p-1 m-1"]//a[@href="/recherche/viewnotice/id/1/expressionRecherche/ero+Odiar"][@title="Voir le document Un héros très discret"]');
+    $this->assertXPath('//div[@class="card_action read_document col col-lg-12 p-0 mx-1 my-1"]//a[@href="/recherche/viewnotice/id/1/expressionRecherche/ero+Odiar"][@title="Voir le document Un héros très discret"]');
   }
 }
 
diff --git a/tests/scenarios/Templates/TemplatesSearchTest.php b/tests/scenarios/Templates/TemplatesSearchTest.php
index 9108e566b7650f39640d6a1d20415b5d29238cc1..44703a03020b7d2102ddeee6000b33d5afe00489 100644
--- a/tests/scenarios/Templates/TemplatesSearchTest.php
+++ b/tests/scenarios/Templates/TemplatesSearchTest.php
@@ -21,8 +21,8 @@
 
 require_once 'TemplatesTest.php';
 
-abstract class TemplatesSearchWithSortParameterInWidgetTestCase  extends Admin_AbstractControllerTestCase {
-  protected $_storm_default_to_volatile = true;
+abstract class TemplatesSearchWithSortParameterInWidgetTestCase
+  extends AbstractControllerTestCase {
 
   public function setUp() {
     parent::setUp();
@@ -1177,7 +1177,7 @@ class TemplatesSearchResultWithSearchTermHighLightedTest extends AbstractControl
 
   /** @test */
   public function cardLinkReadDocumentTitleShouldNotContainsHTML() {
-    $this->assertXPathContentContains('//div[@class="card_action read_document col col-sm-12 p-1 m-1"]//a[@href="/recherche/viewnotice/id/1/expressionRecherche/ero+Odiar"][@title="Voir le document Un héros très discret"]//span[@class="sr-only"]',
+    $this->assertXPathContentContains('//div[@class="card_action read_document col col-lg-12 p-0 mx-1 my-1"]//a[@href="/recherche/viewnotice/id/1/expressionRecherche/ero+Odiar"][@title="Voir le document Un héros très discret"]//span[@class="sr-only"]',
                                       ' le document Un héros très discret de Heros Audiard de type ');
   }