css/css-text/word-spacing/word-spacing-negative-value-001.html

<!DOCTYPE html>

  <meta charset="UTF-8">

  <title>CSS Text Test: 'word-spacing' value may be negative (basic)</title>

  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
  <link rel="help" href="https://www.w3.org/TR/css-text-3/#word-spacing-property">
  <link rel="match" href="reference/ref-filled-green-100px-square.xht">
  <link rel="stylesheet" type="text/css" href="/fonts/ahem.css">

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

  <style>
  div
    {
      background-color: red;
      color: green;
      font-family: Ahem;
      font-size: 50px;
      line-height: 1;
      width: 2em;
      word-spacing: -1em;
    }
  </style>

  <p>Test passes if there is a filled green square and <strong>no red</strong>.

  <div>T E</div>

  <div>S T</div>