htmlinsertion.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>htmlinsertion</title>
   
</head> <link href="htmlinsertion.css" rel="stylesheet" type="text/css"/>
<body>
    <!-- <div class = "container" onmouseenter="alert('mouse container ke andar aaya')"><button onclick="alert('rawatpuriye'); let a = 6; console.log(a)">click me </button> -->
   <button id = "btn"> Click Me</button>
        <div id = "first" class = "yellow text-dark">
        <!-- <span class = "neela-drum" onmouseenter="alert('mouse neele drum ke andar gya')"> Hey I am good </span>  -->
        <span> Hey I am Good </span>
        <button id="bts" onclick="alert('babli bouncer')"> click me</button>
    </div>
    <script src="htmlinsertion.js"></script>
</body>
</html>