font/demo.html

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>OpenMoji Font Test</title>
  <link rel="stylesheet" type="text/css" href="openmoji.css">
  <style>
      body {
        background: #fff;
        margin: 0px;
        padding: 0px;
        font-family: sans-serif;
      }

      .openmoji-color {
        font-family: OpenMojiColor, sans-serif;
      }

      .openmoji-black {
        font-family: OpenMojiBlack, sans-serif;
      }

      #content {
        padding: 10px;
      }

      textarea {
        background: #f5f5f5;
        padding: 0.2em;
        font-size: 4em;
        line-height: 1.35em;
        width: 100%;
        height: 5em;
      }
  </style>
</head>
<body>
  <div id="content">
    <textarea class="openmoji-color">ABC 👨‍💻 &#x1F976;  XYZ &#x1F4BB; &#x1F468; &#x1F9DF; Lorem &#xE380;  ipsum &#x1F4AF;
    </textarea>
    <textarea class="openmoji-black">ABC 👨‍💻 &#x1F976;  XYZ &#x1F4BB; &#x1F468; &#x1F9DF; Lorem &#xE380;  ipsum &#x1F4AF;
    </textarea>
  </div>
</body>
</html>