n: column;
        justify-content: center;
        height: 100vh;
        padding: 0;
        margin: 0;
      }
    </style>
  </head>
  <body>
    <div class="center-middle">
      <h1 style="font-size: 4.2em">
        Gecko-based Add-on<br />
        <a href="#"><span id="extensionName"></span></a><br />
        ready.
      </h1>
      <p id="extensionDescription"></p>
      <p>
        <a target="_blank" href="https://github.com/cezaraugusto/extension"
          >ðŸ§© Extension.js</a
        >
   