Learn Responsive Web Design by Building a Piano - Step 6

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Describe your issue in detail here.

how can i add this, Remember that a class attribute can have multiple values. To separate your white keys from your black keys, you’ll add a second class value of black--key . Add this to your second, third, fifth, sixth, and seventh .key elements.

Your code so far

<!-- file: index.html -->
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>Piano</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  </head>
  <body>

<!-- User Editable Region -->

    <div id="piano">
      <div class="keys">
        <div class="key"></div>
         <div class="key"></div>
          <div class="key" ></div>
           <div class="key"></div>
            <div class="key"  ></div>
             <div class="key"  ></div>
              <div class="key"  ></div>
      </div>
       

    </div>

<!-- User Editable Region -->

  </body>
</html>
/* file: styles.css */

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36

Challenge Information:

Learn Responsive Web Design by Building a Piano - Step 6

You appear to have created this post without editing the template. Please edit your post to Tell us what’s happening in your own words.
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what issue are you having with this step? it doesn’t look like you tried anything

Welcome to FFC forum. You need second value with your class value in order to div 2, 3, 5, 6,7.

Example

<div class="one two"></div>

@bhagwatdixit55