diff --git a/src/scripts/main.js b/src/scripts/main.js
index ad9a93a7..a6aedfc0 100644
--- a/src/scripts/main.js
+++ b/src/scripts/main.js
@@ -1 +1,21 @@
 'use strict';
+
+const largeImg = document.querySelector('#largeImg');
+const galleryList = document.querySelector('.gallery__list');
+
+galleryList.addEventListener('click', (e) => {
+  e.preventDefault();
+
+  const targetImg = e.target.closest('img');
+  const targetLink = e.target.closest('a');
+
+  if (targetImg) {
+    const bigPhoto = targetImg.parentNode.href;
+
+    largeImg.src = bigPhoto;
+  } else if (targetLink) {
+    const bigPhoto = targetLink.href;
+
+    largeImg.src = bigPhoto;
+  }
+});