% yarn add rstrttOption #1: Use any pre-processor
import 'rstrtt'Option #2: hot-link the css files:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="/path/to/rstrtt.css">
</head>
<body class="rstrtt">
<h1>Hello, World! </h1>
</body>
</html>For more usages and style guideline head to the website!