diff --git a/src/diagrams/details-illustration.svelte b/src/diagrams/details-illustration.svelte
index 6c757c5..a9ffc3b 100644
--- a/src/diagrams/details-illustration.svelte
+++ b/src/diagrams/details-illustration.svelte
@@ -25,6 +25,7 @@
 
     onMount(() => {
         assignAnnotations()
+        tapBackgroundToHideAnnotation()
     })
 
     afterUpdate(() => {
@@ -66,6 +67,10 @@
         showFakeImage()
     }
 
+    function tapBackgroundToHideAnnotation() {
+        document.getElementById('fake-image').onclick = () => changeAnnotationDisplay()
+    }
+
     function hideFakeImage() {
         document.getElementById('fake-image').classList.add("hide")