<!DOCTYPE html>
<!-- Any copyright is dedicated to the Public Domain.
   - http://creativecommons.org/publicdomain/zero/1.0/ -->

<html>
  <meta charset="utf-8">
  <title>CSS Shape Test: float left, inset(20px) border-box reference</title>
  <link rel="author" title="Ting-Yu Lin" href="mailto:tlin@mozilla.com">
  <link rel="author" title="Mozilla" href="http://www.mozilla.org/">
  <style>
  .container {
    position: absolute;
    width: 200px;
    line-height: 0;
  }

  .shape {
    float: left;
    /* Omit shape-outside */
    clip-path: inset(20px) border-box;
    box-sizing: content-box;
    height: 40px;
    width: 40px;
    padding: 20px;
    border: 20px solid lightgreen;
    margin: 20px;
    background-color: orange;
  }

  .box {
    position: absolute;
    width: 60px;
    background-color: blue;
  }

  .long {
    width: 200px;
  }
  </style>

  <main class="container">
    <div class="shape"></div>
    <div class="long box" style="height: 40px; top: 0; left: 0;"></div> <!-- Fill the margin and inset space -->
    <div class="box" style="height: 40px; top: 40px; left: 120px;"></div>
    <div class="box" style="height: 40px; top: 80px; left: 120px;"></div>
    <div class="long box" style="height: 40px; top: 120px; left: 0;"></div> <!-- Fill the margin and inset space -->
  </main>
</html>