JSFiddle - React, Tailwind, and code Playground

HTML

<div id="test" style="top:100px; left:0px; position:absolute; width: 10px; height: 10px; background: #FF5E00;"></div>

<div>кликайте быстро</div>

JavaScript

var k = 5;
var IDblock = '';
document.addEventListener("click", function(e) {
  k = +k + 5;
  
	IDblock = 'test';
  window[IDblock].style.left = k+'px';
});