feature-queries/step1.html

<!doctype html>
<html lang="en">

<head>
    <meta charset="utf-8">
    <title>Feature Queries: step 1</title>
    <link rel="stylesheet" href="../learn/styles.css">
    <style>
      * {
        box-sizing: border-box; 
      }
      .wrapper {
        overflow: auto;
      }
    </style>

    <style class="editable">
.box {
  float: left;
  width: 33%;
  border: 2px solid rgb(95, 97, 110);
  border-radius: .5em;
  padding: 20px;
}
    </style>
</head>

<body>
    <section class="preview">
      <div class="wrapper">
        <div class="box">
        Box 1
        <br>Has more content
        <br>than the other boxes.
        </div>
        <div class="box">
        Box 2
        </div>
        <div class="box">
        Box 3
        </div>
      </div>
    </section>

    <textarea class="playable playable-css" style="height: 200px;">
.box {
  float: left;
  width: 33%;
  border: 2px solid rgb(95, 97, 110);
  border-radius: .5em;
  padding: 20px;
}
    </textarea>

    <textarea class="playable playable-html" style="height: 240px;">
<div class="wrapper">
  <div class="box">
  Box 1
  <br>Has more content
  <br>than the other boxes.
  </div>
  <div class="box">
  Box 2
  </div>
  <div class="box">
  Box 3
  </div>
</div>
    </textarea>

    <div class="playable-buttons">
        <input id="reset" type="button" value="Reset">
    </div>
</body>
<script src="../learn/playable.js"></script>

</html>