<article>
  <h2>Article Without Image</h2>
  <p>This is some text inside the article.</p>
</article>

<article>
  <h2>Article With Image</h2>
  <img src="https://placekitten.com/200/100" alt="An interesting image">
  <p>This is some text inside the article with an image.</p>
</article>

article:has(img) {
  border: 2px solid blue;
}