<div class="cell">
    <div class="col width-fill">
        <div class="col">
            <div class="panel cell">
                <div class="header">Notepad</div>
                <div class="body">
                    <textarea id="{{:target_dom_id}}">WelsonJS can build Windows desktop apps with JavaScript, HTML, and CSS based on WSH/HTA. It is ready to use on Windows machine immediately. No require additional software installation.</textarea>
                </div>
            </div>
        </div>

        <div class="col">
            <div class="panel cell">
                <div class="header">User Agent</div>
                <div class="body">
                    <div class="cell">
                        <div class="col">
                            <span id="useragent"></span>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>