a.java

<!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>My First Web code</title>
<style>
.container {
    background-color:  pink;
    border:2px solid blue;
    margin: 10px;
    padding: 40px;

}
.love{
    background-color: green;
}
.newtext{
    color: red;
}
</style>



<nav>Home</nav>
<nav>Blog</nav>
<nav>Category</nav>
<nav>Education</nav>
<nav>Feedback</nav>
<nav>Donation$</nav>



</head>

<body>
    <h1>WELCOME TO SAM'S CODING</h1>    
    <div id="firstcontainer" class="container">
        <button id="click" onclick="direct()" >Click me </button>
        <p>Hi Guys this is the coding that available for free</p>


    </div>
    <div class="container">
        <p>This is text will change the attributes after clicks the upper box</p>


       
        
    </div>

</body>
<link rel="stylesheet" href="first.css">
<script src="first.js"></script>

</html>