JSFiddle - React, Tailwind, and code Playground

HTML

<div id ="playerContainer">
</div>

JavaScript

var markerDiv = document.createElement("div");
markerDiv.innerHTML = "<div id='MyCoolDiv' style='color: #2b0808'>123</div>";
document.getElementById("playerContainer").appendChild(markerDiv);

// after a brief delay, REMOVE the appended child
setTimeout(function(){ 
    var myCoolDiv = document.getElementById("MyCoolDiv");
   	myCoolDiv.parentNode.removeChild(myCoolDiv);
}, 1500);