Bug? Adjust the Hue of a Color

Tell us what’s happening:

Your code so far


<style>
  body {
    background-color: #FFFFFF;
  }
  
  .green {
    background-color: hsl(120, 100%, 50%);
  }
  
  .cyan {
    background-color: hsl(180, 100%, 50%);
  }
  
  .blue {
    background-color: hsl(240, 100%, 50%);
  }
  
  div {
    display: inline-block;
    height: 100px;
    width: 100px;
  }
</style>
  
<div class="green"></div>
<div class="cyan"></div>
<div class="blue"></div>

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:53.0) Gecko/20100101 Firefox/53.0.

Link to the challenge:
https://learn.freecodecamp.org/responsive-web-design/applied-visual-design/adjust-the-hue-of-a-color/

I copied your code exactly as you gave it and it worked for me. Which browser do you use? Can you consider trying Chrome?

I was having the same issue while using Firefox. Switched to Chrome and it worked beautifully.