Learn the CSS Box Model by Building a Rothko Painting - Step 9

Tell us what’s happening:
Describe your issue in detail here.

Your code so far

/* file: styles.css */
.canvas {
  width: 500px;
.canvas {
 height: 600px;
}
}
<!-- file: index.html -->
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8">
    <title>Rothko Painting</title>
    <link href="./styles.css" rel="stylesheet">
  </head>
  <body>
    <div class="canvas">
    </div>
  </body>
</html>

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:106.0) Gecko/20100101 Firefox/106.0

Challenge: Learn the CSS Box Model by Building a Rothko Painting - Step 9

Link to the challenge:

:balloon: Hi, welcome to the forum!
We see you have posted some code but did you have a question?