diff --git a/app/assets/javascripts/content_editor/components/formatting_toolbar.vue b/app/assets/javascripts/content_editor/components/formatting_toolbar.vue
index dc27278d2555a4125738330e852b57f341dd1fc9..f4c28ff9dda36b92d44c29c029e1801868d2b672 100644
--- a/app/assets/javascripts/content_editor/components/formatting_toolbar.vue
+++ b/app/assets/javascripts/content_editor/components/formatting_toolbar.vue
@@ -3,6 +3,7 @@ import CommentTemplatesDropdown from '~/vue_shared/components/markdown/comment_t
 import { __, sprintf } from '~/locale';
 import { getModifierKey } from '~/constants';
 import trackUIControl from '../services/track_ui_control';
+import HeaderDivider from '../../vue_shared/components/markdown/header_divider.vue';
 import ToolbarButton from './toolbar_button.vue';
 import ToolbarAttachmentButton from './toolbar_attachment_button.vue';
 import ToolbarTableButton from './toolbar_table_button.vue';
@@ -17,6 +18,7 @@ export default {
     ToolbarAttachmentButton,
     ToolbarMoreDropdown,
     CommentTemplatesDropdown,
+    HeaderDivider,
   },
   inject: {
     newCommentTemplatePath: { default: null },
@@ -76,21 +78,27 @@ export default {
     class="gl-w-full gl-display-flex gl-align-items-center gl-flex-wrap gl-border-b gl-border-gray-100 gl-px-3 gl-rounded-top-base gl-justify-content-space-between"
     data-testid="formatting-toolbar"
   >
-    <div class="gl-py-3 gl-display-flex gl-flex-wrap">
-      <toolbar-text-style-dropdown
-        data-testid="text-styles"
-        @execute="trackToolbarControlExecution"
-      />
-      <toolbar-button
-        v-if="codeSuggestionsEnabled"
-        data-testid="code-suggestion"
-        content-type="codeSuggestion"
-        icon-name="doc-code"
-        editor-command="insertCodeSuggestion"
-        :label="__('Insert suggestion')"
-        :show-active-state="false"
-        @execute="trackToolbarControlExecution"
-      />
+    <div class="gl-py-3 gl-w-full gl-display-flex gl-align-items-flex-start">
+      <div class="gl-display-flex">
+        <toolbar-text-style-dropdown
+          data-testid="text-styles"
+          @execute="trackToolbarControlExecution"
+        />
+        <header-divider />
+      </div>
+      <div v-if="codeSuggestionsEnabled" class="gl-display-flex">
+        <toolbar-button
+          v-if="codeSuggestionsEnabled"
+          data-testid="code-suggestion"
+          content-type="codeSuggestion"
+          icon-name="doc-code"
+          editor-command="insertCodeSuggestion"
+          :label="__('Insert suggestion')"
+          :show-active-state="false"
+          @execute="trackToolbarControlExecution"
+        />
+        <header-divider />
+      </div>
       <toolbar-button
         data-testid="bold"
         content-type="bold"
@@ -107,14 +115,17 @@ export default {
         :label="i18n.italic"
         @execute="trackToolbarControlExecution"
       />
-      <toolbar-button
-        data-testid="strike"
-        content-type="strike"
-        icon-name="strikethrough"
-        editor-command="toggleStrike"
-        :label="i18n.strike"
-        @execute="trackToolbarControlExecution"
-      />
+      <div class="gl-display-flex">
+        <toolbar-button
+          data-testid="strike"
+          content-type="strike"
+          icon-name="strikethrough"
+          editor-command="toggleStrike"
+          :label="i18n.strike"
+          @execute="trackToolbarControlExecution"
+        />
+        <header-divider />
+      </div>
       <toolbar-button
         data-testid="blockquote"
         content-type="blockquote"
@@ -157,32 +168,38 @@ export default {
         :label="i18n.numberedList"
         @execute="trackToolbarControlExecution"
       />
-      <toolbar-button
-        data-testid="task-list"
-        content-type="taskList"
-        icon-name="list-task"
-        class="gl-display-none gl-sm-display-inline"
-        editor-command="toggleTaskList"
-        :label="i18n.taskList"
-        @execute="trackToolbarControlExecution"
-      />
+      <div class="gl-display-flex">
+        <toolbar-button
+          data-testid="task-list"
+          content-type="taskList"
+          icon-name="list-task"
+          class="gl-display-none gl-sm-display-inline"
+          editor-command="toggleTaskList"
+          :label="i18n.taskList"
+          @execute="trackToolbarControlExecution"
+        />
+        <header-divider />
+      </div>
       <toolbar-table-button data-testid="table" @execute="trackToolbarControlExecution" />
-      <toolbar-attachment-button
-        v-if="!hideAttachmentButton"
-        data-testid="attachment"
-        @execute="trackToolbarControlExecution"
-      />
-      <!-- TODO Add icon and trigger functionality from here -->
-      <toolbar-button
-        v-if="supportsQuickActions"
-        data-testid="quick-actions"
-        content-type="quickAction"
-        icon-name="quick-actions"
-        class="gl-display-none gl-sm-display-inline"
-        editor-command="insertQuickAction"
-        :label="__('Add a quick action')"
-        @execute="trackToolbarControlExecution"
-      />
+      <div class="gl-display-flex">
+        <toolbar-attachment-button
+          v-if="!hideAttachmentButton"
+          data-testid="attachment"
+          @execute="trackToolbarControlExecution"
+        />
+        <!-- TODO Add icon and trigger functionality from here -->
+        <toolbar-button
+          v-if="supportsQuickActions"
+          data-testid="quick-actions"
+          content-type="quickAction"
+          icon-name="quick-actions"
+          class="gl-display-none gl-sm-display-inline"
+          editor-command="insertQuickAction"
+          :label="__('Add a quick action')"
+          @execute="trackToolbarControlExecution"
+        />
+        <header-divider v-if="newCommentTemplatePath" />
+      </div>
       <comment-templates-dropdown
         v-if="newCommentTemplatePath"
         :new-comment-template-path="newCommentTemplatePath"
diff --git a/app/assets/javascripts/content_editor/components/toolbar_attachment_button.vue b/app/assets/javascripts/content_editor/components/toolbar_attachment_button.vue
index 78a01693f14f450427ec1b6b8a83eaa45f0c12e4..9093fc323cc11af48484bc6cc44ca4e722d121bd 100644
--- a/app/assets/javascripts/content_editor/components/toolbar_attachment_button.vue
+++ b/app/assets/javascripts/content_editor/components/toolbar_attachment_button.vue
@@ -47,7 +47,7 @@ export default {
       category="tertiary"
       icon="paperclip"
       size="small"
-      class="gl-mr-3"
+      class="gl-mr-2"
       lazy
       @click="openFileUpload"
     />
diff --git a/app/assets/javascripts/content_editor/components/toolbar_button.vue b/app/assets/javascripts/content_editor/components/toolbar_button.vue
index 60bfaab25a53b9ee637afb625225fc4650dededb..a4c4814fde9091fb0b027e24283bc8f7a1a55b4d 100644
--- a/app/assets/javascripts/content_editor/components/toolbar_button.vue
+++ b/app/assets/javascripts/content_editor/components/toolbar_button.vue
@@ -87,7 +87,7 @@ export default {
       :aria-label="label"
       :title="label"
       :icon="iconName"
-      class="gl-mr-3"
+      class="gl-mr-2"
       @click="execute"
     />
   </editor-state-observer>
diff --git a/app/assets/javascripts/content_editor/components/toolbar_table_button.vue b/app/assets/javascripts/content_editor/components/toolbar_table_button.vue
index ab1546b9016bc3fb6f8a833137e0221378a19822..f09d583996c1a2ede005e7541a070591480b1d32 100644
--- a/app/assets/javascripts/content_editor/components/toolbar_table_button.vue
+++ b/app/assets/javascripts/content_editor/components/toolbar_table_button.vue
@@ -93,7 +93,7 @@ export default {
       :aria-label="__('Insert table')"
       :toggle-text="__('Insert table')"
       positioning-strategy="fixed"
-      class="content-editor-table-dropdown gl-mr-3"
+      class="content-editor-table-dropdown gl-mr-2"
       text-sr-only
       :fluid-width="true"
       @shown="setFocus(1, 1)"
diff --git a/spec/frontend/content_editor/components/__snapshots__/toolbar_button_spec.js.snap b/spec/frontend/content_editor/components/__snapshots__/toolbar_button_spec.js.snap
index a708f7d5f479da94fd0c9bb3456db1a080b4eaef..0fafd42095b85db2ce88d79b713828f17486d2b9 100644
--- a/spec/frontend/content_editor/components/__snapshots__/toolbar_button_spec.js.snap
+++ b/spec/frontend/content_editor/components/__snapshots__/toolbar_button_spec.js.snap
@@ -3,7 +3,7 @@
 exports[`content_editor/components/toolbar_button displays tertiary, medium button with a provided label and icon 1`] = `
 <b-button-stub
   aria-label="Bold"
-  class="btn-default-tertiary btn-icon gl-button gl-mr-3"
+  class="btn-default-tertiary btn-icon gl-button gl-mr-2"
   size="sm"
   tag="button"
   title="Bold"