diff --git a/src/components/Action/ActionCard.tsx b/src/components/Action/ActionCard.tsx
index 6e53ee2d1f6845eef6cee505d8cec7c6300bfd10..ec510ca4ad5b450205ab17f72582ecc2e56b4bae 100644
--- a/src/components/Action/ActionCard.tsx
+++ b/src/components/Action/ActionCard.tsx
@@ -46,8 +46,9 @@ const ActionCard: React.FC<ActionCardProps> = ({
           <div className="action-title text-18-bold">{action.shortName}</div>
         </Button>
       )}
-      {openEcogestureModal && action && (
+      {action && (
         <EcogestureModal
+          open={openEcogestureModal}
           ecogesture={action}
           isAction={true}
           handleCloseClick={toggleModal}
diff --git a/src/components/Action/ActionOnGoing.tsx b/src/components/Action/ActionOnGoing.tsx
index cf11105fba598b3fa44fb51ce2ac70f0337a761c..cb7a95266822e7f06bf4e2741315ca009bffb6dc 100644
--- a/src/components/Action/ActionOnGoing.tsx
+++ b/src/components/Action/ActionOnGoing.tsx
@@ -103,13 +103,12 @@ const ActionOnGoing: React.FC<ActionOnGoingProps> = ({
           >
             {t('action.details')}
           </Button>
-          {openEcogestureModal && (
-            <EcogestureModal
-              ecogesture={userAction.ecogesture}
-              isAction={false}
-              handleCloseClick={toggleEcogestureModal}
-            />
-          )}
+          <EcogestureModal
+            open={openEcogestureModal}
+            ecogesture={userAction.ecogesture}
+            isAction={false}
+            handleCloseClick={toggleEcogestureModal}
+          />
         </>
       )}
     </div>
diff --git a/src/components/CommonKit/Modal/Modal.tsx b/src/components/CommonKit/Modal/Modal.tsx
index 0956960a85409a46c5b9e577768fcfed14635edc..64386e82933aef4bd22a7dfbb387b067f2a3ccba 100644
--- a/src/components/CommonKit/Modal/Modal.tsx
+++ b/src/components/CommonKit/Modal/Modal.tsx
@@ -59,7 +59,7 @@ const Modal: React.FC<ModalProps> = ({
       >
         {displayCloseButton && (
           <StyledIconButton
-            aria-label={t('modal.accessibility.close')}
+            aria-label={t('modal.accessibility.button_close')}
             className="modal-close-button"
             icon={CloseIcon}
             onClick={closeClick}
diff --git a/src/components/Connection/ConnectionFormOAuth.tsx b/src/components/Connection/ConnectionFormOAuth.tsx
index a4f7e187c7ccdb481c6b7957c6c26ed1a28f4475..74b190355e772e827d3a8008a9cc2e93d72951b0 100644
--- a/src/components/Connection/ConnectionFormOAuth.tsx
+++ b/src/components/Connection/ConnectionFormOAuth.tsx
@@ -88,7 +88,7 @@ const ConnectionFormOAuth: React.FC<ConnectionFormOAuthProps> = ({
       </div>
       <div className="koauthform-button">
         <MuiButton
-          aria-label={t('auth.accessibility.create_account')}
+          aria-label={t('auth.accessibility.button_create_account')}
           onClick={() => window.open(siteLink, '_blank')}
           classes={{
             root: 'btn-secondary-positive',
diff --git a/src/components/Connection/OAuthForm.tsx b/src/components/Connection/OAuthForm.tsx
index 364681ded45458fcfb529f50343259640d5f5539..9299ceef24d5d31725eeaf0d79a5de9113bcb03a 100644
--- a/src/components/Connection/OAuthForm.tsx
+++ b/src/components/Connection/OAuthForm.tsx
@@ -71,7 +71,7 @@ const OAuthForm: React.FC<OAuthFormProps> = ({
   return !konnector ? null : (
     <>
       <MuiButton
-        aria-label={t('auth.accessibility.connect')}
+        aria-label={t('auth.accessibility.button_connect')}
         onClick={
           konnector.slug === fluidconfig[FluidType.GAS].konnectorConfig.slug
             ? toggleGRDFModal
diff --git a/src/components/Ecogesture/EcogestureList.tsx b/src/components/Ecogesture/EcogestureList.tsx
index 0f543a6b1f9c54283140f2ffe41f126a191af481..98f2563d1169fd40c83b6b31ce7751c20af9896f 100644
--- a/src/components/Ecogesture/EcogestureList.tsx
+++ b/src/components/Ecogesture/EcogestureList.tsx
@@ -225,8 +225,9 @@ const EcogestureList: React.FC<EcogestureListProps> = ({
         </div>
       </>
 
-      {openEcogestureModal && selectedEcogesture && (
+      {selectedEcogesture && (
         <EcogestureModal
+          open={openEcogestureModal}
           ecogesture={selectedEcogesture}
           isAction={false}
           handleCloseClick={handleCloseClick}
diff --git a/src/components/Ecogesture/EcogestureModal.tsx b/src/components/Ecogesture/EcogestureModal.tsx
index c8982edb74e2febac050a1d349eccf942087e56f..6274541760eb45387f0c2d07d1018fcfb56558d2 100644
--- a/src/components/Ecogesture/EcogestureModal.tsx
+++ b/src/components/Ecogesture/EcogestureModal.tsx
@@ -1,22 +1,26 @@
 import React, { useState, useEffect } from 'react'
+import './ecogestureModal.scss'
+import classNames from 'classnames'
 import { useI18n } from 'cozy-ui/transpiled/react/I18n'
+import { AppStore } from 'store'
+import { useSelector } from 'react-redux'
 import { getPicto } from 'utils/picto'
+import useExploration from 'components/Hooks/useExploration'
+import { importIconbyId } from 'utils/utils'
 
 import { Ecogesture } from 'models'
 
-import Modal from 'components/CommonKit/Modal/Modal'
-import StyledIcon from 'components/CommonKit/Icon/StyledIcon'
-import { importIconbyId } from 'utils/utils'
-import './ecogestureModal.scss'
-import useExploration from 'components/Hooks/useExploration'
-import { AppStore } from 'store'
-import { useSelector } from 'react-redux'
+import Icon from 'cozy-ui/transpiled/react/Icon'
+import MuiDialog from '@material-ui/core/Dialog'
+import IconButton from '@material-ui/core/IconButton'
 import MuiButton from '@material-ui/core/Button'
+import StyledIcon from 'components/CommonKit/Icon/StyledIcon'
 import EfficientyRating from './EfficientyRating'
-import classNames from 'classnames'
+import CloseIcon from 'assets/icons/ico/close.svg'
 import defaultIcon from 'assets/icons/visu/ecogesture/default.svg'
 
 interface EcogestureModalProps {
+  open: boolean
   ecogesture: Ecogesture
   isAction: boolean
   handleCloseClick: () => void
@@ -24,6 +28,7 @@ interface EcogestureModalProps {
 }
 
 const EcogestureModal: React.FC<EcogestureModalProps> = ({
+  open,
   ecogesture,
   isAction,
   handleCloseClick,
@@ -55,10 +60,32 @@ const EcogestureModal: React.FC<EcogestureModalProps> = ({
   }, [ecogesture, setValidExploration, currentChallenge])
 
   return (
-    <Modal border={true} handleCloseClick={handleCloseClick}>
+    <MuiDialog
+      open={open}
+      onClose={handleCloseClick}
+      aria-label={t(
+        `ecogesture_modal.accessibility.window_title_${
+          isAction ? 'action' : 'ecogesture'
+        }`
+      )}
+      classes={{
+        root: 'modal-root',
+        paper: 'modal-paper no-padding blue-border',
+      }}
+    >
+      <IconButton
+        aria-label={t('ecogesture_modal.accessibility.button_close')}
+        className="modal-paper-close-button"
+        onClick={handleCloseClick}
+      >
+        <Icon icon={CloseIcon} size={16} />
+      </IconButton>
       <div className="em-header text-14-normal-uppercase">
-        {isAction ? t('action.title_action') : t('ECOGESTURE.TITLE_ECOGESTURE')}
+        {isAction
+          ? t('action.title_action')
+          : t('ecogesture_modal.title_ecogesture')}
       </div>
+
       <div className="em-root ecogesture-modal">
         <div className="em-content">
           <div className="em-content-box-img">
@@ -70,7 +97,7 @@ const EcogestureModal: React.FC<EcogestureModalProps> = ({
           <div className="em-detail">
             <div className="em-detail-efficiency">
               <span className="em-efficiency">
-                {t('ECOGESTURE.EFFICIENCY')}
+                {t('ecogesture_modal.efficiency')}
               </span>
               <EfficientyRating result={Math.round(ecogesture.efficiency)} />
             </div>
@@ -89,6 +116,9 @@ const EcogestureModal: React.FC<EcogestureModalProps> = ({
           <div className="long-name">{ecogesture.longName}</div>
           {isAction ? (
             <MuiButton
+              aria-label={t(
+                'ecogesture_modal.accessibility.button_select_action'
+              )}
               classes={{
                 root: 'btn-action-launch',
                 label: 'text-16-bold',
@@ -107,6 +137,9 @@ const EcogestureModal: React.FC<EcogestureModalProps> = ({
                 {ecogesture.longDescription}
               </div>
               <MuiButton
+                aria-label={t(
+                  'ecogesture_modal.accessibility.button_see_more_detail'
+                )}
                 onClick={toggleMoreDetail}
                 classes={{
                   root: 'btn-secondary-negative',
@@ -114,14 +147,14 @@ const EcogestureModal: React.FC<EcogestureModalProps> = ({
                 }}
               >
                 {isMoreDetail
-                  ? t('ECOGESTURE.SHOW_LESS')
-                  : t('ECOGESTURE.SHOW_MORE')}
+                  ? t('ecogesture_modal.show_less')
+                  : t('ecogesture_modal.show_more')}
               </MuiButton>
             </>
           )}
         </div>
       </div>
-    </Modal>
+    </MuiDialog>
   )
 }
 
diff --git a/src/components/Ecogesture/ecogestureModal.scss b/src/components/Ecogesture/ecogestureModal.scss
index 66dc8063090782561bf339ced77de5af4f5535e1..ec332bd67bda03bce772145245e77d8ac1948e69 100644
--- a/src/components/Ecogesture/ecogestureModal.scss
+++ b/src/components/Ecogesture/ecogestureModal.scss
@@ -4,7 +4,7 @@
 .em-header {
   color: $grey-bright;
   border-bottom: 1px solid rgba(163, 163, 163, 0.4);
-  padding-bottom: 1em;
+  padding: 1em 0;
   width: 100%;
   display: flex;
   justify-content: center;
diff --git a/src/components/Feedback/FeedbackModal.tsx b/src/components/Feedback/FeedbackModal.tsx
index 4b325c051e44206aeee69de339e787a711c75f99..a18613c6626a00280abf94900c5aa73a81dbce45 100644
--- a/src/components/Feedback/FeedbackModal.tsx
+++ b/src/components/Feedback/FeedbackModal.tsx
@@ -169,14 +169,14 @@ const FeedbackModal: React.FC<FeedbackModalProps> = ({
       disableBackdropClick
       disableEscapeKeyDown
       onClose={closeModal}
-      aria-labelledby="feedback-title"
+      aria-label={t('feedback.accessibility.title')}
       classes={{
         root: 'modal-root',
         paper: 'modal-paper yellow-border',
       }}
     >
       <IconButton
-        aria-label={t('feedback.accessibility.close')}
+        aria-label={t('feedback.accessibility.button_close')}
         className="modal-paper-close-button"
         onClick={closeModal}
       >
@@ -203,7 +203,7 @@ const FeedbackModal: React.FC<FeedbackModalProps> = ({
                 </div>
               )}
               <MuiButton
-                aria-label={t('feedback.accessibility.ok')}
+                aria-label={t('feedback.accessibility.button_ok')}
                 onClick={validResult}
                 variant={'contained'}
                 classes={{
@@ -217,9 +217,7 @@ const FeedbackModal: React.FC<FeedbackModalProps> = ({
           </>
         ) : (
           <>
-            <div id="feedback-title" className="fb-header text-18-bold">
-              {t('feedback.title')}
-            </div>
+            <div className="fb-header text-18-bold">{t('feedback.title')}</div>
             <form className="fb-content">
               <label htmlFor="feedbackType" className="fb-label text-16-bold">
                 {t('feedback.type')}
@@ -246,7 +244,7 @@ const FeedbackModal: React.FC<FeedbackModalProps> = ({
                 value={description}
               ></textarea>
               <MuiButton
-                aria-label={t('feedback.accessibility.send')}
+                aria-label={t('feedback.accessibility.button_send')}
                 onClick={sendEmail}
                 disabled={sending}
                 classes={{
diff --git a/src/components/Header/CozyBar.tsx b/src/components/Header/CozyBar.tsx
index 57865e72d29ad93a814e379837cc0850b8d7bb14..4923fc89839aaa54a88c31f754b978e515c7c74b 100644
--- a/src/components/Header/CozyBar.tsx
+++ b/src/components/Header/CozyBar.tsx
@@ -41,7 +41,7 @@ const CozyBar = ({
           {displayBackArrow && (
             <BarLeft>
               <StyledIconButton
-                aria-label={t('header.accessibility.back')}
+                aria-label={t('header.accessibility.button_back')}
                 className="cv-button"
                 icon={BackArrowIcon}
                 onClick={handleClickBack}
@@ -55,7 +55,7 @@ const CozyBar = ({
           </BarCenter>
           <BarRight>
             <StyledIconButton
-              aria-label={t('header.accessibility.open_feedbacks')}
+              aria-label={t('header.accessibility.button_open_feedbacks')}
               className="cv-button"
               icon={FeedbacksIcon}
               size={40}
diff --git a/src/components/Header/Header.tsx b/src/components/Header/Header.tsx
index ce516312588e22140642914ac681f194c1939de2..ed0434e2c6ec16e23cb2ea3c2f40be045612cea8 100644
--- a/src/components/Header/Header.tsx
+++ b/src/components/Header/Header.tsx
@@ -89,7 +89,7 @@ const Header: React.FC<HeaderProps> = ({
               >
                 {displayBackArrow && (
                   <StyledIconButton
-                    aria-label={t('header.accessibility.back')}
+                    aria-label={t('header.accessibility.button_back')}
                     className="header-back-button"
                     icon={BackArrowIcon}
                     onClick={handleClickBack}
@@ -99,7 +99,7 @@ const Header: React.FC<HeaderProps> = ({
               </div>
             )}
             <StyledIconButton
-              aria-label={t('header.accessibility.open_feedbacks')}
+              aria-label={t('header.accessibility.button_open_feedbacks')}
               className={
                 !textKey && !desktopTitleKey
                   ? 'header-feedbacks-button right'
diff --git a/src/locales/fr.json b/src/locales/fr.json
index f5dd9286328c186aa236cee3c065d816e8f2a49a..b34ea43a07eed8ab3fffe88b843e1fd666949783 100644
--- a/src/locales/fr.json
+++ b/src/locales/fr.json
@@ -33,13 +33,13 @@
   },
   "header": {
     "accessibility" : {
-      "back": "Retour à la page précédente",
-      "open_feedbacks": "Ouvrir le partage de retours"
+      "button_back": "Retour à la page précédente",
+      "button_open_feedbacks": "Ouvrir le partage de retours"
     }
   },
   "modal": {
     "accessibility": {
-      "close": "Fermer cette fenètre"
+      "button_close": "Fermer cette fenètre"
     }
   },
   "welcome_modal": {
@@ -175,7 +175,6 @@
   "ECOGESTURE": {
     "FILTER_TITLE": "Tous les ecogestes",
     "SECOND_TAB": "Ecogestes adaptés à votre profil",
-    "TITLE_ECOGESTURE": "Ecogeste",
     "ALL": "Tous les usages",
     "HEATING": "Chauffage",
     "AIR_CONDITIONING": "Climatisation",
@@ -184,10 +183,6 @@
     "ELECTRICITY_SPECIFIC": "Electricité courante",
     "COOKING": "Cuisson",
     "NO_ECOGESTURE": "Aucun écogeste ne correspond à votre filtre",
-    "QUESTION_NEGAWATT": "nWh ?",
-    "EFFICIENCY": "Efficacité",
-    "SHOW_LESS": "Je veux moins d’infos",
-    "SHOW_MORE": "Je veux plus d’infos",
     "ADJUST_PROFIL": {
       "DESCRIPTION": "Pour une sélection d’écogestes appropriés à votre consommation, vous pouvez ajuster votre profil.",
       "BTN_TEXT": "Ajuster mon profil"
@@ -202,6 +197,19 @@
       "BUTTONTEXT": "J'ai compris"
     }
   },
+  "ecogesture_modal": {
+    "title_ecogesture": "Ecogeste",
+    "efficiency": "Efficacité",
+    "show_less": "Je veux moins d’infos",
+    "show_more": "Je veux plus d’infos",
+    "accessibility": {
+      "window_title_ecogesture": "Fenètre ecogeste",
+      "window_action": "Fenètre action",
+      "button_close": "Fermer la fenètre",
+      "button_select_action": "Selectionner cette action",
+      "button_see_more_detail": "Afficher plus de détail"
+    }
+  },
   "auth": {
     "enedisgrandlyon": {
       "connect": {
@@ -254,9 +262,9 @@
     },
     "password_label": "Mot de passe",
     "accessibility": {
-      "reveal_password": "Afficher le mot de passe",
-      "connect": "Se connecter",
-      "create_account" : "Se créer un compte"
+      "button_reveal_password": "Afficher le mot de passe",
+      "button_connect": "Se connecter",
+      "button_create_account" : "Se créer un compte"
     }
   },
   "oauth": {
@@ -287,12 +295,13 @@
     "error_empty_description": "Le champ de description est vide.",
     "error_sending": "Erreur lors de l'envoi, veuillez essayer ultérieurement.",
     "accessibility": {
+      "title": "Fenètre de partage de retours",
       "select_type_bug": "Sélectionner le motif bug",
       "select_type_idea": "Sélectionner le motif idée",
       "select_type_other": "Sélectionner le motif autre",
-      "send": "Envoyer le retour",
-      "ok": "Valider",
-      "close": "Fermer la fenêtre de retours"
+      "button_send": "Envoyer le retour",
+      "button_ok": "Valider",
+      "button_close": "Fermer la fenêtre de partage de retours"
     }
   },
   "modalOldData": {
diff --git a/src/styles/components/_dialog.scss b/src/styles/components/_dialog.scss
index 4654d1cd297103831950cc0e3d804d46ef28ff4c..ab7ac5a748fb0be5cf07764b646fe17c7428486a 100644
--- a/src/styles/components/_dialog.scss
+++ b/src/styles/components/_dialog.scss
@@ -27,6 +27,9 @@ div.modal-paper{
     max-width: 35rem;
     margin: 0;
   }
+  &.no-padding {
+    padding: 0;
+  }
   &.blue-border {
     border: 1px solid $blue-40;
   }