<!DOCTYPE html>

  <meta charset="UTF-8">

  <title>CSS Position Test: sticky element with left offset specified with percentage unit</title>

  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
  <link rel="help" href="https://www.w3.org/TR/css-position-3/#sticky-pos">
  <link rel="match" href="reference/position-sticky-left-002-ref.html">

  <meta name="flags" content="">

  <style>
  div.scrolling-container
    {
      background-image: url("support/100x100-red.png");
      background-repeat: no-repeat;
      height: 150px;
      margin-bottom: 30px;
      overflow-y: hidden;
      position: static;
      white-space: nowrap;
      width: 250px;
    }

  div#first-scrolling-container
    {
      background-position: right top;
    }

  div#second-scrolling-container
    {
      background-position: 100px top;
    }

  div#third-scrolling-container
    {
      background-position: 50px top;
    }

  div.horizontal-spacer
    {
      display: inline-block;
      height: 100%;
      width: 100px;
    }

  div.content
    {
      display: inline-block;
      height: 100%;
      width: 300px;
    }

  div.sticky
    {
      background-color: green;
      display: inline-block;
      height: 100px;
      left: 40%;
      position: sticky;
      vertical-align: top;
      width: 100px;
    }
  </style>

  <body onload="document.getElementById(&quot;first-scrolling-container&quot;).scrollLeft = 50; document.getElementById(&quot;second-scrolling-container&quot;).scrollLeft = 150; document.getElementById(&quot;third-scrolling-container&quot;).scrollLeft = 300;">

  <p>Test passes if there are 3 filled green squares and <strong>no red</strong>.

  <!--
  first-scrolling-container: before reaching the sticking point
  -->

  <div id="first-scrolling-container" class="scrolling-container">

    <div class="horizontal-spacer"></div><div class="content"><div class="horizontal-spacer"></div><div id="first-sticky" class="sticky"></div><div class="horizontal-spacer"></div></div><div class="horizontal-spacer"></div>

  </div>

  <!--
  second-scrolling-container: when reaching the sticking point and beyond
  -->

  <div id="second-scrolling-container" class="scrolling-container">

    <div class="horizontal-spacer"></div><div class="content"><div class="horizontal-spacer"></div><div id="second-sticky" class="sticky"></div><div class="horizontal-spacer"></div></div><div class="horizontal-spacer"></div>

  </div>


  <div id="third-scrolling-container" class="scrolling-container">

    <div class="horizontal-spacer"></div><div class="content"><div class="horizontal-spacer"></div><div id="third-sticky" class="sticky"></div><div class="horizontal-spacer"></div></div><div class="horizontal-spacer"></div>

  </div>
