diff --git a/assets/css/src/header.css b/assets/css/src/header.css
index 24f9fae..bf5a8d9 100644
--- a/assets/css/src/header.css
+++ b/assets/css/src/header.css
@@ -12,6 +12,7 @@ main article > div {
 
 #main-header {
   position: fixed;
+  z-index: 2;
   box-sizing: border-box;
   width: 100vw;
   padding-top: calc(var(--unit--vertical) / 2);
diff --git a/assets/css/src/texts.css b/assets/css/src/texts.css
index 9459a0a..4971a14 100644
--- a/assets/css/src/texts.css
+++ b/assets/css/src/texts.css
@@ -33,7 +33,7 @@ p * {
   line-height: 1;
 }
 
-h2 {
+h1 {
   font-size: var(--font-size-xl);
 }
 
@@ -87,7 +87,7 @@ button,
 }
 .fs-l {
   font-size: var(--font-size-l) !important;
-  line-height: var(--unit--vertical);
+  line-height: calc(var(--unit--vertical) * 1.5);
 }
 .fs-xl {
   font-size: var(--font-size-xl) !important;
diff --git a/site/blueprints/pages/linear.yml b/site/blueprints/pages/linear.yml
index e0ae2bb..e4d56c5 100644
--- a/site/blueprints/pages/linear.yml
+++ b/site/blueprints/pages/linear.yml
@@ -15,9 +15,15 @@ tabs:
         label: Corps
         type: fields
         fields:
+          subtitle:
+            label: Sous-titre
+            type: writer
+            help: optionnel
+            marks: false
+            node: false
           chapo:
             label: Chapo
             extends: fields/body
-            help: Optionnel
+            help: optionnel
           body: fields/body
   metaTab: tabs/meta
diff --git a/site/templates/linear.php b/site/templates/linear.php
index 1cfbdb6..212797b 100644
--- a/site/templates/linear.php
+++ b/site/templates/linear.php
@@ -3,7 +3,10 @@
   <article>
     <?php snippet('cover', array('isOpen' => true), slots: true) ?>
       <?php slot('title') ?>
-      <h2 class="main-title <?= setTitleFontSizeClass($page->title()) ?>"><?= $page->title() ?></h2>
+      <h1 class="main-title"><?= $page->title() ?></h1>
+      <?php if ($page->subtitle()->isNotEmpty()): ?>
+        <h2 class="main-subtitle fs-l"><?= $page->subtitle()->inline() ?></h2>
+      <?php endif ?>
       <p>
         <span class="light">par</span>
         <a class="author" href="/auteurs/<?= Str::slug($page->author()->toPage()->title()) ?>"><?= $page->author()->toPage()->title() ?></a><br>