diff --git a/certif/app/components/add-student-list.hbs b/certif/app/components/add-student-list.hbs
index 10b682877ef..3020dc6dcfe 100644
--- a/certif/app/components/add-student-list.hbs
+++ b/certif/app/components/add-student-list.hbs
@@ -1,6 +1,6 @@
 {{#if @studentList}}
 
-  <div class="add-student-list">
+  <PixBlock class="add-student-list">
     <div class="add-student-list__filters">
       <span>{{t "pages.sco.enrol-candidates-in-session.list.table.filter.title"}}</span>
       <PixMultiSelect
@@ -22,7 +22,7 @@
       <table>
         <thead>
           <tr>
-            <th>
+            <th class="table__column--checkbox">
               <PixCheckbox
                 @screenReaderOnly={{true}}
                 @class="add-student-list__checker"
@@ -34,9 +34,9 @@
                 <:label>{{t "pages.candidates.add.actions.select-all.label"}}</:label>
               </PixCheckbox>
             </th>
-            <th>{{t "pages.sco.enrol-candidates-in-session.list.table.division"}}</th>
-            <th>{{t "pages.sco.enrol-candidates-in-session.list.table.last-name"}}</th>
-            <th>{{t "pages.sco.enrol-candidates-in-session.list.table.first-name"}}</th>
+            <th class="table__column--medium">{{t "pages.sco.enrol-candidates-in-session.list.table.division"}}</th>
+            <th class="table__column--medium">{{t "pages.sco.enrol-candidates-in-session.list.table.last-name"}}</th>
+            <th class="table__column--medium">{{t "pages.sco.enrol-candidates-in-session.list.table.first-name"}}</th>
             <th class="add-student-list__column-birthdate">
               {{t "pages.sco.enrol-candidates-in-session.list.table.birthdate"}}
             </th>
@@ -46,7 +46,7 @@
           {{#each @studentList as |student|}}
             {{#if student.isEnrolled}}
               <tr class="add-student-list__row add-student-list__row--disabled">
-                <td class="add-student-list__column-checkbox">
+                <td>
                   <PixCheckbox @screenReaderOnly={{true}} @class="add-student-list__checker" @checked={{true}} disabled>
                     <:label>
                       {{t
@@ -60,11 +60,11 @@
                 <td>{{student.division}}</td>
                 <td>{{student.lastName}}</td>
                 <td>{{student.firstName}}</td>
-                <td class="add-student-list__column-birthdate">{{dayjs-format student.birthdate "DD/MM/YYYY"}}</td>
+                <td>{{dayjs-format student.birthdate "DD/MM/YYYY"}}</td>
               </tr>
             {{else}}
               <tr class="add-student-list__row" {{on "click" (fn this.toggleItem student)}}>
-                <td class="add-student-list__column-checkbox">
+                <td>
                   <PixCheckbox @screenReaderOnly={{true}} @checked={{student.isSelected}}>
                     <:label>
                       {{t
@@ -85,47 +85,47 @@
         </tbody>
       </table>
     </div>
+  </PixBlock>
 
-    <PixPagination @pagination={{@studentList.meta}} />
+  <PixPagination @pagination={{@studentList.meta}} />
 
-    {{#if this.showStickyBar}}
-      <div class="add-student-list__bottom-action-bar">
+  {{#if this.showStickyBar}}
+    <div class="add-student-list__bottom-action-bar">
 
-        <div class="bottom-action-bar__informations">
-          <p class="bottom-action-bar__informations--candidates-selected">
-            {{#if this.numberOfStudentsSelected}}
-              {{this.numberOfStudentsSelected}}
-              {{t "pages.sco.enrol-candidates-in-session.list.action-bar.candidate-selected"}}
-            {{else}}
-              {{t "pages.sco.enrol-candidates-in-session.list.action-bar.no-candidate-selected"}}
-            {{/if}}
-          </p>
-          <span class="bottom-action-bar__seperator"></span>
-          <p class="bottom-action-bar__informations--candidates-already-added">
-            {{this.numberOfStudentsAlreadyCandidate}}
-            {{t "pages.sco.enrol-candidates-in-session.list.action-bar.candidate-already-enrolled"}}
-          </p>
-        </div>
+      <div class="bottom-action-bar__information">
+        <p class="bottom-action-bar__information--candidates-selected">
+          {{#if this.numberOfStudentsSelected}}
+            {{this.numberOfStudentsSelected}}
+            {{t "pages.sco.enrol-candidates-in-session.list.action-bar.candidate-selected"}}
+          {{else}}
+            {{t "pages.sco.enrol-candidates-in-session.list.action-bar.no-candidate-selected"}}
+          {{/if}}
+        </p>
+        <span class="bottom-action-bar__separator"></span>
+        <p class="bottom-action-bar__information--candidates-already-added">
+          {{this.numberOfStudentsAlreadyCandidate}}
+          {{t "pages.sco.enrol-candidates-in-session.list.action-bar.candidate-already-enrolled"}}
+        </p>
+      </div>
 
-        <div class="bottom-action-bar__actions">
-          <PixButtonLink
-            @variant="secondary"
-            @isBorderVisible={{true}}
-            @route="authenticated.sessions.details.certification-candidates"
-            @model={{@session.id}}
-          >
-            {{t "common.actions.cancel"}}
-          </PixButtonLink>
-          <PixButton
-            @triggerAction={{this.enrolStudents}}
-            type="button"
-            @isDisabled={{this.shouldDisableAddButton}}
-            class="bottom-action-bar__actions--add-button"
-          >
-            Inscrire
-          </PixButton>
-        </div>
+      <div class="bottom-action-bar__actions">
+        <PixButtonLink
+          @variant="secondary"
+          @isBorderVisible={{true}}
+          @route="authenticated.sessions.details.certification-candidates"
+          @model={{@session.id}}
+        >
+          {{t "common.actions.cancel"}}
+        </PixButtonLink>
+        <PixButton
+          @triggerAction={{this.enrolStudents}}
+          type="button"
+          @isDisabled={{this.shouldDisableAddButton}}
+          class="bottom-action-bar__actions--add-button"
+        >
+          Inscrire
+        </PixButton>
       </div>
-    {{/if}}
-  </div>
+    </div>
+  {{/if}}
 {{/if}}
\ No newline at end of file
diff --git a/certif/app/components/layout/banners.gjs b/certif/app/components/layout/banners.gjs
index f683d32d27b..9a5f55a4941 100644
--- a/certif/app/components/layout/banners.gjs
+++ b/certif/app/components/layout/banners.gjs
@@ -42,6 +42,7 @@ export default class Banners extends Component {
         @actionLabel={{t 'pages.sco.banner.url-label'}}
         @actionUrl={{ACTION_URL_FOR_INFORMATION_BANNER}}
         @canCloseBanner='true'
+        class='banners'
       >
         {{t 'pages.sco.banner.information'}}
       </PixBannerAlert>
@@ -52,6 +53,7 @@ export default class Banners extends Component {
         @type='information'
         @canCloseBanner='true'
         @onCloseBannerTriggerAction={{this.closeLocaleNotSupportedBanner}}
+        class='banners'
       >
         {{t 'banners.language-availability.message'}}
       </PixBannerAlert>
diff --git a/certif/app/components/members-list.hbs b/certif/app/components/members-list.hbs
index 1ee484c67e3..ff7e4a36b3f 100644
--- a/certif/app/components/members-list.hbs
+++ b/certif/app/components/members-list.hbs
@@ -1,6 +1,6 @@
 <div role="tabpanel">
   <div class="panel">
-    <div class="table content-text content-text--small">
+    <div class="table content-text--small">
       <table>
         <thead>
           <tr>
diff --git a/certif/app/components/sessions/session-details/enrolled-candidates/index.gjs b/certif/app/components/sessions/session-details/enrolled-candidates/index.gjs
index 33a55d7425e..287a6d36935 100644
--- a/certif/app/components/sessions/session-details/enrolled-candidates/index.gjs
+++ b/certif/app/components/sessions/session-details/enrolled-candidates/index.gjs
@@ -347,7 +347,7 @@ export default class EnrolledCandidates extends Component {
           </PixButton>
         {{/if}}
       </div>
-      <div class='table content-text content-text--small certification-candidates-table'>
+      <div class='table content-text--small certification-candidates-table'>
         {{#if (or @certificationCandidates this.candidatesInStaging)}}
           <table>
             <caption class='screen-reader-only'>
diff --git a/certif/app/components/sessions/session-list.gjs b/certif/app/components/sessions/session-list.gjs
index 210be8e4aa8..0688f1e83b4 100644
--- a/certif/app/components/sessions/session-list.gjs
+++ b/certif/app/components/sessions/session-list.gjs
@@ -1,3 +1,4 @@
+import PixBlock from '@1024pix/pix-ui/components/pix-block';
 import PixPagination from '@1024pix/pix-ui/components/pix-pagination';
 import { action } from '@ember/object';
 import { service } from '@ember/service';
@@ -78,65 +79,63 @@ export default class SessionList extends Component {
   }
 
   <template>
-    <div class='table--with-row-clickable session-summary-list' role='tabpanel'>
-      <div class='panel'>
-        <div class='table content-text content-text--small'>
-          <table>
-            <thead>
-              <tr>
-                <th class='table__column table__column--small' scope='col'>
-                  {{t 'common.forms.session-labels.session-number'}}
-                </th>
-                <th class='table__column table__column--small' scope='col'>
-                  {{t 'common.forms.session-labels.center-name'}}
-                </th>
-                <th class='table__column table__column--small' scope='col'>
-                  {{t 'common.forms.session-labels.room'}}
-                </th>
-                <th class='table__column table__column--small' scope='col'>
-                  {{t 'common.forms.session-labels.date'}}
-                </th>
-                <th class='table__column table__column--small' scope='col'>
-                  {{t 'common.forms.session-labels.time'}}
-                </th>
-                <th class='table__column table__column--small' scope='col'>
-                  {{t 'common.forms.session-labels.invigilator'}}
-                </th>
-                <th class='table__column table__column' scope='col'>
-                  {{t 'pages.sessions.list.table.header.enrolled-candidates'}}
-                </th>
-                <th class='table__column table__column' scope='col'>
-                  {{t 'pages.sessions.list.table.header.effective-candidates'}}
-                </th>
-                <th class='table__column table__column--small' scope='col'>
-                  {{t 'common.forms.session-labels.status'}}
-                </th>
-                <th class='table__column table__column--small' scope='col'>
-                  <span class='screen-reader-only'>
-                    {{t 'pages.sessions.list.table.header.actions'}}
-                  </span>
-                </th>
-              </tr>
-            </thead>
+    <PixBlock class='table--with-row-clickable' role='tabpanel'>
+      <div class='table content-text--small'>
+        <table>
+          <thead>
+            <tr>
+              <th class='table__column--small' scope='col'>
+                {{t 'common.forms.session-labels.session-number'}}
+              </th>
+              <th class='table__column--medium' scope='col'>
+                {{t 'common.forms.session-labels.center-name'}}
+              </th>
+              <th class='table__column--small' scope='col'>
+                {{t 'common.forms.session-labels.room'}}
+              </th>
+              <th class='table__column--small' scope='col'>
+                {{t 'common.forms.session-labels.date'}}
+              </th>
+              <th class='table__column--small' scope='col'>
+                {{t 'common.forms.session-labels.time'}}
+              </th>
+              <th class='table__column--small' scope='col'>
+                {{t 'common.forms.session-labels.invigilator'}}
+              </th>
+              <th class='table__column--small' scope='col'>
+                {{t 'pages.sessions.list.table.header.enrolled-candidates'}}
+              </th>
+              <th class='table__column--medium' scope='col'>
+                {{t 'pages.sessions.list.table.header.effective-candidates'}}
+              </th>
+              <th class='table__column--medium' scope='col'>
+                {{t 'common.forms.session-labels.status'}}
+              </th>
+              <th class='table__column--small' scope='col'>
+                <span class='screen-reader-only'>
+                  {{t 'pages.sessions.list.table.header.actions'}}
+                </span>
+              </th>
+            </tr>
+          </thead>
 
-            <tbody>
-              {{#each @sessionSummaries as |sessionSummary|}}
-                <SessionListRow
-                  @sessionSummary={{sessionSummary}}
-                  @goToSessionDetails={{@goToSessionDetails}}
-                  @openSessionDeletionConfirmModal={{this.openSessionDeletionConfirmModal}}
-                />
-              {{/each}}
-            </tbody>
-          </table>
-          {{#if (eq @sessionSummaries.length 0)}}
-            <div class='table__empty content-text'>
-              {{t 'pages.sessions.list.table.empty'}}
-            </div>
-          {{/if}}
-        </div>
+          <tbody>
+            {{#each @sessionSummaries as |sessionSummary|}}
+              <SessionListRow
+                @sessionSummary={{sessionSummary}}
+                @goToSessionDetails={{@goToSessionDetails}}
+                @openSessionDeletionConfirmModal={{this.openSessionDeletionConfirmModal}}
+              />
+            {{/each}}
+          </tbody>
+        </table>
+        {{#if (eq @sessionSummaries.length 0)}}
+          <div class='table__empty content-text'>
+            {{t 'pages.sessions.list.table.empty'}}
+          </div>
+        {{/if}}
       </div>
-    </div>
+    </PixBlock>
 
     <PixPagination @pagination={{@sessionSummaries.meta}} @locale={{this.currentLocale}} />
 
diff --git a/certif/app/components/team/invitations-list.hbs b/certif/app/components/team/invitations-list.hbs
index 95b1c8306cc..630209ba37b 100644
--- a/certif/app/components/team/invitations-list.hbs
+++ b/certif/app/components/team/invitations-list.hbs
@@ -1,4 +1,4 @@
-<div class="panel table content-text content-text--small">
+<div class="panel table content-text--small">
   <table>
     <thead>
       <tr>
diff --git a/certif/app/styles/app.scss b/certif/app/styles/app.scss
index 40ee95b62cb..25b98aebb35 100644
--- a/certif/app/styles/app.scss
+++ b/certif/app/styles/app.scss
@@ -36,6 +36,7 @@ $navbar-height: 60px;
 @import 'components/issue-report-modal';
 @import 'components/layout/footer';
 @import 'components/layout/sidebar';
+@import 'components/layout/banners';
 @import 'components/login-form';
 @import 'components/login-or-register';
 @import 'components/finalize';
@@ -84,3 +85,9 @@ input:invalid {
 * {
   box-sizing: border-box;
 }
+
+@include device-is('mobile') {
+  .hide-on-mobile {
+    display: none;
+  }
+}
diff --git a/certif/app/styles/components/add-student-list.scss b/certif/app/styles/components/add-student-list.scss
index 575728b1284..03f8b0414ee 100644
--- a/certif/app/styles/components/add-student-list.scss
+++ b/certif/app/styles/components/add-student-list.scss
@@ -1,40 +1,21 @@
 .add-student-list {
-  position: relative;
-  font-size: 0.875rem;
-  box-shadow: 0 1px 1px 0 rgb(12 22 58 / 10%), 0 2px 5px 0 rgb(0 0 0 / 10%);
+  margin-top: var(--pix-spacing-6x);
+
+  @extend %pix-body-s;
 
   &__filters {
-    padding: 18px 24px;
-    color: var(--pix-neutral-500);
+    display: flex;
+    gap: var(--pix-spacing-2x);
+    align-items: center;
+    padding: var(--pix-spacing-4x) var(--pix-spacing-6x);
     background-color: var(--pix-neutral-0);
-
-    label {
-      margin-right: 16px;
-    }
-
-    .pix-multi-select {
-      width: auto;
-      min-width: 200px;
-
-      &__list-button {
-        display: flex;
-        color: var(--pix-neutral-500);
-      }
-    }
   }
 
   thead tr {
-    background: var(--pix-neutral-20);
-    border-bottom: 4px solid var(--pix-neutral-20);
-    border-radius: 4px;
-    outline: 4px solid var(--pix-neutral-0);
-    outline-offset: -4px;
+    background: var(--pix-certif-50);
   }
 
   tr.add-student-list__row--disabled {
-    border-top-color: var(--pix-neutral-20);
-    border-bottom: 2px solid var(--pix-neutral-20);
-
     &:hover {
       background: var(--pix-neutral-20);
       cursor: default;
@@ -42,28 +23,13 @@
   }
 
   &__row {
-    color: var(--pix-neutral-500);
-    background-color: var(--pix-neutral-0);
-
     &:hover {
       cursor: pointer;
     }
 
     &--disabled {
+      color: var(--pix-neutral-500);
       background: var(--pix-neutral-20);
-      border-top: 1px solid var(--pix-neutral-20);
-      border-bottom: 1px solid var(--pix-neutral-20);
-
-      .add-student-list__column-checkbox .checkbox {
-        background-color: var(--pix-neutral-500);
-        border-color: var(--pix-neutral-500);
-        pointer-events: none;
-
-        &:hover {
-          box-shadow: none;
-          cursor: initial;
-        }
-      }
     }
   }
 
@@ -73,7 +39,6 @@
     text-align: left;
   }
 
-  &__column-checkbox { width: 30px; }
   &__column-birthdate { width: 60%; }
 
   &__checker {
@@ -84,19 +49,19 @@
     position: fixed;
     bottom: 0;
     left: 0;
+    z-index: 1;
     display: flex;
     align-items: center;
     justify-content: space-between;
     width: 100vw;
-    height: 68px;
-    color: var(--pix-neutral-500);
+    padding: var(--pix-spacing-4x) var(--pix-spacing-6x);
     background-color: var(--pix-neutral-0);
     box-shadow: -2px 2px 9px 0 rgb(0 0 0 / 22%);
 
-    .bottom-action-bar__informations {
+    .bottom-action-bar__information {
       display: flex;
       align-items: baseline;
-      margin-left: calc(250px + 35px);
+      margin-left: calc(250px + 15px);
 
       &--candidates-selected {
         font-size: 1.125rem;
@@ -106,7 +71,7 @@
         font-size: 0.875rem;
       }
 
-      .bottom-action-bar__seperator {
+      .bottom-action-bar__separator {
         align-self: center;
         width: 1px;
         height: 30px;
@@ -117,15 +82,7 @@
 
     .bottom-action-bar__actions {
       display: flex;
-      padding: 0 24px;
-
-      .pix-button {
-        margin: 0 8px;
-      }
+      gap: var(--pix-spacing-4x);
     }
   }
-
-  footer {
-    padding: 18px 24px;
-  }
 }
diff --git a/certif/app/styles/components/layout/banners.scss b/certif/app/styles/components/layout/banners.scss
new file mode 100644
index 00000000000..6c9026dda11
--- /dev/null
+++ b/certif/app/styles/components/layout/banners.scss
@@ -0,0 +1,3 @@
+.banners {
+  margin-bottom: var(--pix-spacing-6x);
+}
diff --git a/certif/app/styles/components/layout/footer.scss b/certif/app/styles/components/layout/footer.scss
index 5459187cc2f..57e37e14b44 100644
--- a/certif/app/styles/components/layout/footer.scss
+++ b/certif/app/styles/components/layout/footer.scss
@@ -1,13 +1,14 @@
 .footer {
   display: flex;
-  flex-direction: column;
+  flex-direction: row;
   align-items: center;
   justify-content: space-between;
   flex-shrink: 0;
   margin: 0 var(--pix-spacing-1x);
 
-  @include device-is('desktop') {
-    flex-direction: row;
+  @include device-is('mobile') {
+    flex-direction: column;
+    margin-top: var(--pix-spacing-6x);
   }
 
   &__navigation {
@@ -21,8 +22,13 @@
     &-list {
       list-style: none;
       display: flex;
+      flex-direction: column;
       padding: 0;
 
+      @include device-is('tablet') {
+        flex-direction: row;
+      }
+
       li {
         align-self: center;
         display: inline;
diff --git a/certif/app/styles/globals/tables.scss b/certif/app/styles/globals/tables.scss
index 550626d9cda..38af613d7ba 100644
--- a/certif/app/styles/globals/tables.scss
+++ b/certif/app/styles/globals/tables.scss
@@ -1,36 +1,18 @@
 .table {
+  width: 100%;
+  padding: var(--pix-spacing-2x);
+  overflow: auto;
 
-  table {
-    box-sizing: border-box;
-    width: 100%;
-    table-layout: fixed;
-    border-collapse: collapse;
-    border-spacing: 0;
-  }
-
-  thead {
-    color: var(--pix-neutral-800);
-  }
+  @extend %pix-body-s;
 
-  tr {
-    height: 60px;
-    border-top: 2px solid var(--pix-neutral-20);
+  @include device-is('tablet') {
+    overflow: initial;
   }
 
-  td,
-  th {
-    padding-right: 5px;
-    padding-left: 5px;
-    text-align: left;
-    word-wrap: break-word;
-
-    &:last-child {
-      padding-right: 30px;
-    }
-
-    &:first-child {
-      padding-left: 30px;
-    }
+  &--with-row-clickable tbody tr:hover,
+  &--with-row-clickable tbody tr:focus,
+  &--with-row-clickable tbody tr:active {
+    cursor: pointer;
   }
 
   &__column {
@@ -38,37 +20,63 @@
 
     &--small {
       width: 10%;
+
+      th {
+        text-align: start;
+      }
     }
 
     &--medium {
       width: 12%;
+
+      td, th {
+        padding: var(--pix-spacing-2x);
+      }
     }
 
     &--wide {
       width: 25%;
+
+      td, th {
+        padding: var(--pix-spacing-4x) var(--pix-spacing-2x);
+      }
+    }
+
+    &--checkbox {
+      width: 5%;
     }
   }
 
-  tbody {
-    color: var(--pix-neutral-500);
+  table {
+    min-width: 100%;
+    border-collapse: collapse;
 
-    tr:hover,
-    tr:focus,
-    tr:focus-within,
-    tr:active {
-      color: var(--pix-neutral-800);
-      background-color: var(--pix-neutral-20);
-      transition: 0.25s ease;
+    th, td {
+      padding: var(--pix-spacing-4x) var(--pix-spacing-2x);
+      text-align: start;
     }
 
-    tr:hover .checkbox--unchecked {
-      border-color: var(--pix-neutral-500);
+    tr > td:first-child, tr > th:first-child {
+      padding-left: var(--pix-spacing-4x);
     }
-  }
 
-  &--with-row-clickable tbody tr:hover,
-  &--with-row-clickable tbody tr:focus,
-  &--with-row-clickable tbody tr:active {
-    cursor: pointer;
+    tbody {
+      tr:hover,
+      tr:focus,
+      tr:focus-within,
+      tr:active {
+        background-color: var(--pix-neutral-20);
+      }
+
+      tr:first-child {
+        border-top: 2px solid var(--pix-neutral-20);
+      }
+
+      tr:not(:last-child) {
+        border-bottom: 2px solid var(--pix-neutral-20);
+      }
+    }
   }
 }
+
+
diff --git a/certif/app/styles/globals/texts.scss b/certif/app/styles/globals/texts.scss
index a7a4c1dbafb..48d95afdfc3 100644
--- a/certif/app/styles/globals/texts.scss
+++ b/certif/app/styles/globals/texts.scss
@@ -55,6 +55,6 @@
 
 .previous-button {
   width: fit-content;
-  color: var(--pix-neutral-500);
-  font-size: 0.875rem;
+
+  @extend %pix-body-s;
 }
diff --git a/certif/app/styles/pages/authenticated.scss b/certif/app/styles/pages/authenticated.scss
index f35012f9468..4d5ec40fb80 100644
--- a/certif/app/styles/pages/authenticated.scss
+++ b/certif/app/styles/pages/authenticated.scss
@@ -3,3 +3,7 @@
   flex-direction: column;
   justify-content: space-between;
 }
+
+.authenticated-layout {
+  min-height: 100vh;
+}
diff --git a/certif/app/styles/pages/authenticated/sessions/add-student.scss b/certif/app/styles/pages/authenticated/sessions/add-student.scss
index 3e7336c3e07..8b7e7a22b24 100644
--- a/certif/app/styles/pages/authenticated/sessions/add-student.scss
+++ b/certif/app/styles/pages/authenticated/sessions/add-student.scss
@@ -1,8 +1,5 @@
 .add-student {
-  margin-bottom: 68px;
-
-  &__info-message {
-    align-items: center;
-    display: flex;
+  footer {
+    padding: var(--pix-spacing-4x) var(--pix-spacing-6x);
   }
 }
diff --git a/certif/app/styles/pages/authenticated/sessions/list-items.scss b/certif/app/styles/pages/authenticated/sessions/list-items.scss
index f994155707d..51de603ba95 100644
--- a/certif/app/styles/pages/authenticated/sessions/list-items.scss
+++ b/certif/app/styles/pages/authenticated/sessions/list-items.scss
@@ -4,29 +4,31 @@
   width: 100%;
 
   footer {
-    padding: 18px 24px;
+    padding: var(--pix-spacing-4x) var(--pix-spacing-6x);
   }
 }
 
 .session-list {
-
   &__header {
     display: flex;
+    flex-direction: column;
     justify-content: space-between;
-    align-items: center;
-  }
+    margin-bottom: var(--pix-spacing-3x);
 
-  &-content__update-button {
-    padding: 6px;
+    @include device-is('tablet') {
+      align-items: center;
+      flex-direction: row;
+      margin-bottom: 0;
+    }
   }
 }
 
 .session-list-header__actions {
   display: flex;
+  flex-direction: column;
   gap: var(--pix-spacing-2x);
-}
 
-.new-session-icon {
-  font-weight: 900;
-  margin-left: 4px;
+  @include device-is('tablet') {
+    flex-direction: row;
+  }
 }
diff --git a/certif/app/templates/authenticated.hbs b/certif/app/templates/authenticated.hbs
index d7b505f0613..a7291be4548 100644
--- a/certif/app/templates/authenticated.hbs
+++ b/certif/app/templates/authenticated.hbs
@@ -1,10 +1,10 @@
-<Layout::Banners />
-
-<PixAppLayout @variant="certif">
+<PixAppLayout @variant="certif" class="authenticated-layout">
   <Layout::Sidebar />
 
   <div class="authenticated">
     <main>
+      <Layout::Banners />
+
       {{outlet}}
     </main>
 
diff --git a/certif/app/templates/authenticated/sessions/import.hbs b/certif/app/templates/authenticated/sessions/import.hbs
index c401884ff88..552f3241511 100644
--- a/certif/app/templates/authenticated/sessions/import.hbs
+++ b/certif/app/templates/authenticated/sessions/import.hbs
@@ -1,7 +1,7 @@
 {{! template-lint-disable link-href-attributes }}
 {{page-title (t "pages.sessions.import.title")}}
 <main class="import-page">
-  <PixReturnTo @route="authenticated.sessions" class="previous-button">
+  <PixReturnTo @route="authenticated.sessions" class="previous-button hide-on-mobile">
     {{t "pages.sessions.actions.return"}}
   </PixReturnTo>
   <h1 class="page-title">{{t "pages.sessions.import.title"}}</h1>