diff --git a/changelog.md b/changelog.md
index b12bdd2..1a59183 100644
--- a/changelog.md
+++ b/changelog.md
@@ -91,6 +91,9 @@
 
 
 ### Next
+### Improve
+- Use main tag instead of div with a class
+
 #### Fix
 - Fix changelog
 - Delete useless alert area div
\ No newline at end of file
diff --git a/public/styles/main.css b/public/styles/main.css
index 749e9f3..96dbc16 100644
--- a/public/styles/main.css
+++ b/public/styles/main.css
@@ -54,7 +54,7 @@
 	margin-bottom: 0;
 }
 
-.container, header {
+main, header {
 	margin-left: 12rem;
 	padding-left: 3rem;
 	padding-right: 3rem;
@@ -74,7 +74,7 @@
 	color: black;
 }
 
-.container {
+main {
 	padding-top: 1rem;
 }
 
diff --git a/templates/_includes/html/base.html.twig b/templates/_includes/html/base.html.twig
index c99244c..abac58f 100644
--- a/templates/_includes/html/base.html.twig
+++ b/templates/_includes/html/base.html.twig
@@ -52,11 +52,11 @@
 			{{ page }}
 		</h1>
 	</header>
-	<div class="container">
+	<main>
 		<div class="row">
 			{% block pageContent %}
 			{% endblock %}
 		</div>
-	</div>
+	</main>
 </body>
 </html>
\ No newline at end of file