diff --git a/src/components/Gallery/GalleryMainImage.vue b/src/components/Gallery/GalleryMainImage.vue
index 13363e2..fb91b68 100644
--- a/src/components/Gallery/GalleryMainImage.vue
+++ b/src/components/Gallery/GalleryMainImage.vue
@@ -5,7 +5,7 @@
     </ClientOnly>
     <img
       ref="imageElement"
-      class="max-h-80 h-max w-100 cursor-zoom-in m-auto"
+      class="max-h-80 h-max w-100 cursor-zoom-in m-auto object-contain"
       :src="image.original"
       :alt="image.depictions.map((d) => d.label).join(';')"
       @click="emit('open:viewer')"
diff --git a/src/components/ImageViewer/ControlImageNext.vue b/src/components/ImageViewer/ControlImageNext.vue
index 85cede6..9d47eae 100644
--- a/src/components/ImageViewer/ControlImageNext.vue
+++ b/src/components/ImageViewer/ControlImageNext.vue
@@ -2,10 +2,10 @@
   <button
     type="button"
     class="p-2 cursor-pointer opacity-50 bg-base-content text-base-background"
+    title="Next image"
   >
     <IconArrowRight class="h-8 w-8" />
   </button>
 </template>
 
-<script setup>
-</script>
+<script setup></script>
diff --git a/src/components/ImageViewer/ControlImagePrevious.vue b/src/components/ImageViewer/ControlImagePrevious.vue
index 4ceeee6..b07892c 100644
--- a/src/components/ImageViewer/ControlImagePrevious.vue
+++ b/src/components/ImageViewer/ControlImagePrevious.vue
@@ -2,9 +2,9 @@
   <button
     type="button"
     class="p-2 cursor-pointer opacity-50 bg-base-content text-base-background"
+    title="Previous image"
   >
     <IconArrowLeft class="h-8 w-8" />
   </button>
 </template>
-<script setup>
-</script>
+<script setup></script>
diff --git a/src/components/ImageViewer/ImageViewer.global.vue b/src/components/ImageViewer/ImageViewer.global.vue
index d6d1ad8..d877d16 100644
--- a/src/components/ImageViewer/ImageViewer.global.vue
+++ b/src/components/ImageViewer/ImageViewer.global.vue
@@ -13,6 +13,7 @@
         <img
           ref="imageElement"
           class="mx-auto cursor-zoom-out w-auto max-w-full max-h-full h-auto my-auto"
+          :alt="image.depictions.map((d) => d.label).join(';')"
           :src="image.original"
           @click="emit('close')"
         />