The images with the title attribute containing the word "animal" gets a yellow border.

<style>
    [title~=animal] { border: 5px solid yellow; }
</style>

<img src="https://res.cloudinary.com/demo/image/upload/w_400/sheep.jpg" title="animal" width="400" height="250">
<img src="https://res.cloudinary.com/demo/image/upload/w_400/fat_cat.jpg" title="animal" width="400" height="266">