fix menu mobile

assets/sass/_theme/design-system/header.sass

@@ -46,7 +46,10 @@ header[role="banner"]
                 transition: filter $header-sticky-transition
             @include media-breakpoint-up(desktop)
                 height: $header-logo-height-desktop
-
+    @include media-breakpoint-down(desktop)
+        html.has-menu-opened &
+            nav[role="navigation"]
+                padding-bottom: 0
 // TODO : Est-ce au bon endroit ?
 body
     &::after
@@ -76,8 +79,7 @@ body
 header[role="banner"]
     nav[role="navigation"]
         padding-top: $header-nav-padding-y
-        @include media-breakpoint-up(desktop)
-            padding-bottom: $header-nav-padding-y
+        padding-bottom: $header-nav-padding-y
         .container
             align-items: center
             display: flex

assets/sass/_theme/design-system/hero.sass

@@ -56,6 +56,18 @@
             figure
                 margin-bottom: calc(#{-$spacing5} + #{$spacing2})
                 margin-top: $spacing1
+        figcaption
+            position: absolute
+            left: 0
+            right: 0
+            bottom: 0
+            padding-top: $spacing0
+            transform: translateY(100%)
+            padding-left: half($grid-gutter-sm)
+            padding-right: half($grid-gutter-sm)
+        picture:not(last-child)
+            margin-bottom: $spacing2
+
     @include media-breakpoint-up(desktop)
         $negative-margin-bottom: px2rem(150)
         .content