Learn CSS Colors by Building a Set of Colored Markers - Step 70 - 8a4m9C6LLZ1ix48JXQL4K

Tell us what’s happening:
Describe your issue in detail here.
hi there,
I am not sure how to use the class of sleeve within the div element. Itry different ways …
can somebod help me?

  **Your code so far**
/* file: index.html */
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Colored Markers</title>
  <link rel="stylesheet" href="styles.css">
</head>
<body>
  <h1>CSS Color Markers</h1>
  <div class="container">
    <div class="sleeve" class="marker red">
           </div>
    <div class="marker green">
    </div>
    <div class="marker blue">
    </div>
  </div>
</body>
</html>
/* file: styles.css */
h1 {
text-align: center;
}

.container {
background-color: rgb(255, 255, 255);
padding: 10px 0;
}

.marker {
width: 200px;
height: 25px;
margin: 10px auto;
}

.red {
background: linear-gradient(rgb(122, 74, 14), rgb(245, 62, 113), rgb(162, 27, 27));
}

.green {
background: linear-gradient(#55680D, #71F53E, #116C31);
}

.blue {
background: linear-gradient(hsl(186, 76%, 16%), hsl(223, 90%, 60%), hsl(240, 56%, 42%));
}

  **Your browser information:**

User Agent is: Mozilla/5.0 (Windows NT 6.1; rv:102.0) Gecko/20100101 Firefox/102.0

Challenge: Learn CSS Colors by Building a Set of Colored Markers - Step 70

Link to the challenge:

two divtag’s are one div-element. Required had been to set a new div-element, between the existing tags of the div with class redmarker. The opening tag of that new element should have the class “sleeve”.
Then you can say the old div wraps the new div.