ition" title="9.5.1 Positioning the float">
<link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
<style>
  #reference-overlapped-red {
    position: absolute;
    background-color: red;
    width: 100px;
    height: 100px;
    z-index: -1;
  }

  .grid {
    display: grid;
  }

  .test-overlapping-green {
    background-color: green;
    width: 100px;
    height: 50px;
  }

  .float-left {
    float: left;
  }
</style>
<p>Test passes if there is a filled green square and <strong>no re