chromium/ui/accessibility/extensions/highcontrast/popup.html

<!doctype html>
<html>
<head>
<style type="text/css">
html {
  border-radius: 6px;
}
body {
  width: 18em;
  padding: 0.75em;
  border-radius: 6px;
}
* {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 10pt;
}
#title {
  outline: none;
}
.kb {
  font-weight: normal;
  font-style: italic;
  font-size: 10pt;
}
button {
  width: 100%;
  margin: 0.75em 0 0.25em 0;
  padding: 0.5em 1.5em;
}
button#toggle {
  font-size: 12pt;
}
body.disabled h3,
body.disabled a,
body.disabled label {
  color: #aaa;
}
h2 {
  font-size: 12pt;
  text-align: center;
}
label {
  display: block;
}
fieldset {
  border: none;
  margin: 0;
  margin-bottom: 1em;
  padding: 0;
}
legend {
  padding-top: 1em;
  padding-bottom: 0.5em;
}
input[type="radio"] {
  margin-left: 1em;
}
</style>
<script type="text/javascript" src="common.js"></script>
<script type="text/javascript" src="storage.js"></script>
<script type="text/javascript" src="popup.js"></script>
</head>
<body>

<h2 id="title"></h2>

<button id="toggle"></button>

<div id="subcontrols">

  <fieldset>
    <legend id="scheme_title"></legend>
    <label>
      <input type="radio" name="scheme" value="0">
      <span i18n-content="highcontrast_mode_normal"></span>
    </label>
    <label>
      <input type="radio" name="scheme" value="1">
      <span i18n-content="highcontrast_increased_contrast"><span>
    </label>
    <label>
      <input type="radio" name="scheme" value="2">
      <span i18n-content="highcontrast_grayscale"><span>
    </label>
    <label>
      <input type="radio" name="scheme" value="3">
      <span i18n-content="highcontrast_inverted_color"><span>
    </label>
    <label>
      <input type="radio" name="scheme" value="4">
      <span i18n-content="highcontrast_inverted_grayscale"><span>
    </label>
    <label>
      <input type="radio" name="scheme" value="5">
      <span i18n-content="highcontrast_yellow_on_black"><span>
    </label>
  </fieldset>

  <button id="make_default"><span i18n-content="highcontrast_setdefault"></span></button>

  <button id="forget"><span i18n-content="highcontrast_forget"></span></button>

</div>

</body>
</html>