JSFiddle - React, Tailwind, and code Playground

HTML

<div class="panel-tab">
    asdf asdfasdasdkjkajhd
</div>

CSS

.panel-tab {
    background: rgba(0,0,0,.3);
    padding: 10px;
}

JavaScript

var $doc, $panel = $('.panel-tab');
$doc = $(document);
$doc.bind("click", function(){
   $panel.hide();
   $doc.undbind("click");
});

$panel.bind("click", function(e){
   e.stopPropagation();
});