stagfe2/ext-utils/lvextract/sidebar.html

<div class="lv-extract-sidebar-header">
    LV Extract
    <div class="toggle-sidebar lv-open">Open</div>
    <div class="toggle-sidebar lv-close">Close</div>
</div>
<div class="lv-extract-sidebar-content">
    <div id="lv-extract-sidebar-content-header">
        <h2>Extract Measurements</h2>
    </div>
</div>