Use the in CSS Transform scale Property to Change the Size of an Element

Tell us what’s happening:
I need help. I don’t know what i did wrong.

Your code so far


<style>
  .ball { 
    width: 40px;
    height: 40px;
    margin: 50 auto;
    position: fixed;
    background: linear-gradient(
      35deg,
      #ccffff,
      #ffcccc
    );
    border-radius: 50%;
  }
  #ball1 {
    left: 20%;
  }
  #ball2 {
    left: 65%;
    transform:scale(1.5);
  }


</style>

<div class="ball" id= "ball1"></div>
<div class="ball" id= "ball2"></div>

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36.

Link to the challenge:
https://learn.freecodecamp.org/responsive-web-design/applied-visual-design/use-the-css-transform-scale-property-to-change-the-size-of-an-element

Try using Chrome. It passes for me.