display each category in a section instead of of ul/li

Views/category/view.php

@@ -8,11 +8,10 @@ $allCategory = array(
     "Sans lactose" => "sans_lactose");
 ?>
 
-<nav>
-    <ul>
+<main>
     <?php
     foreach ($A_view as $categoryName => $recipes) {
-            echo '<li><section id="'.$allCategory[$categoryName].'">
+        echo '<section id="'.$allCategory[$categoryName].'">
             <h1>'.$categoryName.'</h1>
             <ul>';
                 foreach ($recipes as $recipe) {
@@ -21,8 +20,7 @@ $allCategory = array(
                     echo '</li>';
                 }
             echo '</ul>
-            </section></li>';
+        </section>';
     }
     ?>
-    </ul>
-</nav>
+</main>