JSFiddle - React, Tailwind, and code Playground

by thomas_david88

HTML

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<link rel="shortcut icon" type="image/x-icon" href="https://static.codepen.io/assets/favicon/favicon-aec34940fbc1a6e787974dcd360f2c6b63348d4b1f4e06c77743096d55480f33.ico" />
<link rel="mask-icon" type="" href="https://static.codepen.io/assets/favicon/logo-pin-8f3771b1072e3c38bd662872f6b673a722f4b3ca2421637d5596661b4e2132cc.svg" color="#111" />
<title>CodePen - A Pen by  Facundo La Rocca</title>
<style>

</style>
<script>
  window.console = window.console || function(t) {};
</script>
<script>
  if (document.location.search.match(/type=embed/gi)) {
    window.parent.postMessage("resize", "*");
  }
</script>
</head>
<body translate="no">
<div class="container">
<ul class="list1">
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
</ul>
<ul class="list1" style="height: 200px;">
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
<li>Item 1</li>
</ul>
</div>
</body>
</html>

CSS

.container {
  display: flex;
  flex-direction: row;
}
.list1 {
  overflow-y: scroll;
  height: 100px;
  width: 100px;
  margin: 50px;
}
.list1::-webkit-scrollbar-track {
  border-radius: 10px;
  border: 1px solid blue;
  width: 50px;
}
.list1::-webkit-scrollbar {
  width: 50px;
  background-color: blue;
  border-radius: 10px;
}
.list1::-webkit-scrollbar-thumb {
  border-radius: 100px;
  background-color: red;
  border: 5px solid blue;height:50px;
}