<!-- Because this is a CodePen demo, the HTML and body elements already exist -->
<article>
  <p>This paragraph has italic text. Lorem ipsum dolor sit amet.</p>
  <div>This is a div so has normal text.</div>
  <p>This is another paragraph that has italic text.</p>
</article>

html {
  color: #141414;
}

body {
  font-size: 1.2em;
}

p {
  font-style: italic;
}

article > * + * {
  margin-top: 1em;
}