diff --git a/README.md b/README.md
index 8af81ac2..79e5c2f1 100644
--- a/README.md
+++ b/README.md
@@ -1,17 +1,18 @@
 1. Replace `<your_account>` with your Github username in the link
-    - [DEMO LINK](https://<your_account>.github.io/js_gallery_DOM/)
+   - [DEMO LINK](https://Stan0men.github.io/js_gallery_DOM/)
 2. Follow [this instructions](https://mate-academy.github.io/layout_task-guideline/)
-    - Run `npm run test` command to test your code;
-    - Run `npm run test:only -- -n` to run fast test ignoring linter;
-    - Run `npm run test:only -- -l` to run fast test with additional info in console ignoring linter.
+   - Run `npm run test` command to test your code;
+   - Run `npm run test:only -- -n` to run fast test ignoring linter;
+   - Run `npm run test:only -- -l` to run fast test with additional info in console ignoring linter.
 
 ### Task: Create a gallery
 
 Create an image gallery where the main image changes by the click on a thumbnail.
 
 **Requirements:**
+
 - A click can be either on a small `img` image or on `a` outside of it. `event.target`
- will be, respectively, either `img` or `a`.
+  will be, respectively, either `img` or `a`.
 
 **Notes:**
 
@@ -19,4 +20,5 @@ Create an image gallery where the main image changes by the click on a thumbnail
 - You must only modify the file `src/scripts/main.js`.
 
 ### Gif of result
+
 ![Gif example](./src/images/example.gif)
diff --git a/src/scripts/main.js b/src/scripts/main.js
index ad9a93a7..9df5eb1a 100644
--- a/src/scripts/main.js
+++ b/src/scripts/main.js
@@ -1 +1,30 @@
 'use strict';
+
+const thumbsList = document.getElementById('thumbs');
+const largeImage = document.getElementById('largeImg');
+
+if (thumbsList && largeImage) {
+  thumbsList.addEventListener('click', (evt) => {
+    const link = evt.target.closest('a');
+
+    if (!link || !thumbsList.contains(link)) {
+      return;
+    }
+
+    evt.preventDefault();
+
+    const imageUrl = link.href;
+
+    if (!imageUrl) {
+      return;
+    }
+
+    largeImage.src = imageUrl;
+
+    const title = link.getAttribute('title');
+
+    if (title) {
+      largeImage.alt = title;
+    }
+  });
+}