Codecademy Sample Solution: Codeyear Why cascade?

<style>
  p { font-size:15px;
      color:blue;
      padding: 2px 15px; }
  div p { font-size: 24px;
      padding: 2px 40px; }
</style>

<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut pulvinar pretium diam, sit amet suscipit orci dictum a. Aenean mattis augue sed tortor interdum ullamcorper</p>
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut pulvinar pretium diam, sit amet suscipit orci dictum a. Aenean mattis augue sed tortor interdum ullamcorper</p>
<div>
    <p>I'm in plain English!!</p>
</div>
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut pulvinar pretium diam, sit amet suscipit orci dictum a. Aenean mattis augue sed tortor interdum ullamcorper</p>
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut pulvinar pretium diam, sit amet suscipit orci dictum a. Aenean mattis augue sed tortor interdum ullamcorper</p>