<!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" />
<title>Document</title>
<style>
h1 {
color: cyan;
}
h2 {
color: rgb(100, 100, 100);
}
h3 {
color: #ff0000;
}
</style>
</head>
<body>
<h1>Hello World</h1>
<h2>Hello World</h2>
<h3>Hello World</h3>
</body>
</html>
Backend Engineer