JSFiddle - React, Tailwind, and code Playground

by agus makmun

HTML

<button onClick="openPopup();">click here</button>
<div id="test" class="popup" style="display:none;">
    This is a test message
    <div class="cancel" onclick="closePopup();"></div>
</div>

CSS

.popup {
    position:fixed;
    top:0px;
    left:0px;
	bottom:0px;
	right:0px;	
    margin:auto;
    width:200px;
    height:150px;
    font-family:verdana;
    font-size:13px;
    padding:10px;
    background-color:rgb(240,240,240);
    border:2px solid grey;
    z-index:100000000000000000;
}
    
.cancel {
    display:relative;
    cursor:pointer;
    margin:0;
    float:right;
    height:10px;
    width:14px;
    padding:0 0 5px 0;
    background-color:red;
    text-align:center;
    font-weight:bold;
    font-size:11px;
    color:white;
    border-radius:3px;
    z-index:100000000000000000;
}

.cancel:hover {
    background:rgb(255,50,50);
}

JavaScript

function openPopup() {
    //document.getElementById('test').style.display = 'block';
   $('#test').fadeIn(1000).delay(5000).fadeOut(500);
}

function closePopup() {
    //document.getElementById('test').style.display = 'none';
    $('#test').fadeOut(500);
}