You need to add a background to the <body> tag.
We’ll use the image https://images.unsplash.com/photo-1610128114197-485d933885c5 for this.
This time lets make this image fit the screen.
Add background-size property with cover as value

This task is part of the Full-Stack JavaScript Course
If you have any issues with it, you can ask for community help below the post
Feel free to help others if you’ve already solved the task

index.html

<!DOCTYPE>
<html>
  <head>
    <title>Body background image</title>
  </head>
  <body></body>
</html>