Learn the CSS Box Model by Building a Rothko Painting - Step 1

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<!-- User Editable Region -->

<!DOCTYPE html>
<lang=en>
  <head></head>
  <body></body>

<!-- User Editable Region -->


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User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36

Challenge: Learn the CSS Box Model by Building a Rothko Painting - Step 1

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