css/css-flexbox/multiline-shrink-to-fit.html

<!DOCTYPE html>
<html>
<title>CSS Flexbox: multiline column flexboxes and shrink-to-fit.</title>
<link rel="help" href="https://www.w3.org/TR/css-flexbox-1/#intrinsic-sizes">
<link rel="match" href="reference/multiline-shrink-to-fit-ref.html">
<meta name="assert" content="This test ensures that multiline column flexboxes shrink-to-fit works properly."/>
<style>
.flexbox {
  display: flex;
  background-color: #aaa;
  position: relative;
  flex-wrap: wrap;
  flex-direction: column;
  float: left;
  align-content: flex-start;
}
.flexbox > * {
  flex: none;
}
.flexbox :nth-child(1) {
  background-color: lightblue;
}
.flexbox :nth-child(2) {
  background-color: lightgreen;
}
.flexbox :nth-child(3) {
  background-color: pink;
}
.flexbox :nth-child(4) {
  background-color: yellow;
}
</style>
<body>

<div class="flexbox">
  <div style="width: 100px; height: 20px"></div>
  <div style="width: 100px; height: 10px"></div>
  <div style="width: 100px; height: 10px"></div>
  <div style="width: 100px; height: 20px"></div>
</div>
<p style="clear:left">The grey background should be 100px wide.</p>

<div class="flexbox" style="height: 30px">
  <div style="width: 100px; height: 20px"></div>
  <div style="width: 100px; height: 10px"></div>
  <div style="width: 100px; height: 10px"></div>
  <div style="width: 100px; height: 20px"></div>
</div>
<p style="clear:left">The grey background should be 100px wide.</p>

<div style="width: 150px">
<div class="flexbox">
  <div style="width: 100px; height: 20px"></div>
  <div style="width: 100px; height: 10px"></div>
  <div style="width: 100px; height: 10px"></div>
  <div style="width: 100px; height: 20px"></div>
</div>
</div>
<p style="clear:left">The grey background should be 100px wide.</p>

<div style="width: 150px">
<div class="flexbox" style="height: 35px">
  <div style="width: 100px; height: 20px"></div>
  <div style="width: 100px; height: 10px"></div>
  <div style="width: 100px; height: 10px"></div>
  <div style="width: 100px; height: 20px"></div>
</div>
</div>
<p style="clear:left">The grey background should be 150px wide and 5px should
  stick out the bottom.</p>

</body>
</html>