If you're working with nested arrays and need to return just a singular array, reach for the Array.flat() method.

One of the best effects on the web today is a burst of confetti that gets triggered when a user clicks a button or completes a task.

Typically at the bottom of websites you'll see something along the lines of "© Website Name 2023. All Rights Reserved". While you can hard-code this piece of content in your footer, I recommend you actually inject the year using a small amount of JavaScript.