Use the CSS Transform Property skewX to Skew an Element Along the X-Axis(help)

Tell us what’s happening:

Your code so far

  div { 
    width: 70%;
    height: 100px;
    margin:  50px auto;
  #top {
    background-color: red;
  #bottom {
    background-color: blue;
    transform: skewx(24deg);

<div id="top"></div>
<div id="bottom"></div>

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:63.0) Gecko/20100101 Firefox/63.0.

Link to the challenge:

not sure what is wrong with the code because it does the function of changing on the x axis but it will not except the answer as correct

x needs to be capital X.