JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>
<input type="range" id="seek-bar" value="0">

CSS

input[type=range] {
  -webkit-appearance: none;
}

input[type=range]::-webkit-slider-runnable-track {
  width: 300px;
  height: 5px;
  background: #ddd;
  border: none;
  border-radius: 3px;
}

input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  border: none;
  height: 16px;
  width: 16px;
  border-radius: 50%;
  /*  background: goldenrod; */
  margin-top: -4px;
}

JavaScript

setTimeout(function() {
  document.styleSheets[0].addRule('input[type=range]::-webkit-slider-thumb', 'background: green');
}, 1000);