fix: improvements from recordings 25.2.2025

Author: danieldanielecki

README.md

@@ -2845,7 +2845,7 @@ JavaScript enables developers to handle user interactions and browser events thr
 
 [^69]CodeSandbox: Event Handling.
 
-[^69]:[CodeSandbox: Event Handling](https://rwd3qd.csb.app/), last access: June 18, 2024.
+[^69]:[CodeSandbox: Event Handling](https://rwd3qd.csb.app/), last access: February 25, 2025.
 
 - An event listener is added to the button element, listening for the 'click' event.
 - When the button is clicked, an alert dialog is displayed.
@@ -2857,18 +2857,18 @@ Advanced event handling techniques involve event delegation, capturing and bubbl
 ```javascript
 // Event delegation: Handling events on parent elements for dynamically created child elements
 document.getElementById("parent").addEventListener("click", function(event) {
-    alert("event.target.tagName is equal " + event.target.tagName);
-    if (event.target.tagName === "BUTTON") {
-        alert("Button clicked!");
-    }
+  alert("event.target.tagName is equal " + event.target.tagName);
+  if (event.target.tagName === "BUTTON") {
+    alert("Button clicked!");
+  }
 });
 ```
 
 [![Edit 070-Advanced Event Handling](images/codesandbox.svg)](https://codesandbox.io/p/sandbox/070-advanced-event-handling-mcrl3w)
 
 [^70]CodeSandbox: Advanced Event Handling.
 
-[^70]:[CodeSandbox: Advanced Event Handling](https://mcrl3w.csb.app/), last access: June 18, 2024.
+[^70]:[CodeSandbox: Advanced Event Handling](https://mcrl3w.csb.app/), last access: February 25, 2025.
 
 ### Summary: Introduction to JavaScript with HTML
 

__presentation-slides/index.html

@@ -1758,12 +1758,12 @@ <h1 id="heading">JavaScript Example</h1>
 ```javascript[|1|2|3|4|5|6|7|8]
 // Event delegation: Handling events on parent elements for dynamically created child elements
 document.getElementById("parent")
-    .addEventListener("click", function(event) {
-      alert("event.target.tagName is equal " + event.target.tagName);
-      if (event.target.tagName === "BUTTON") {
-          alert("Button clicked!");
-      }
-});
+  .addEventListener("click", function(event) {
+    alert("event.target.tagName is equal " + event.target.tagName);
+    if (event.target.tagName === "BUTTON") {
+      alert("Button clicked!");
+    }
+  });
 ```
 
 [![Edit 070-Advanced Event Handling](images/codesandbox.svg)](https://codesandbox.io/p/sandbox/070-advanced-event-handling-mcrl3w)