title: I'm working on udemy clone and how can I change list using onmouseover?
body: <p>I was trying to clone Udemy website and I don't understand how can I make dropdown menu like Udemy category have. So how can I create like this? There is a image given below of the Udemy website:</p>
  <p><img src="https://i.stack.imgur.com/HYEME.png" alt="image" /></p>