JSFiddle - React, Tailwind, and code Playground

HTML

<p id="languageSelectorContainerText">Click to open</p>
<div id="languageSelectorContainerPopup" tabindex="1"></div>

CSS

#languageSelectorContainerPopup
{
    position:absolut;
    width:100px;
    height:100px;
    border:1px solid black;
    background-color:silver;
    display:none;
}

JavaScript

$(document).ready(function(){
    $("#languageSelectorContainerText").click(function(){
        $("#languageSelectorContainerPopup").fadeIn(2000).focus();
    });      
    $("#languageSelectorContainerPopup").blur(function(){         
        $("#languageSelectorContainerPopup").fadeOut(1000);    
    }); 
});