lab.php

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <header>
        <div class="head">
            <h1>
                MyLibrary
            </h1>
            <button class="but"><a href="main.php">logout</a></button>
        </div>
    </header>
    <div class="box">
        <div class="b2"><h1><a href="search.php">search</a> </h1></div>
        <div class="b3"><h1><a href="view.php">view book</a> </h1></div>
        <div class="b4"><h1><a href="rent.php">rent book</a> </h1></div>
        <div class="b5"><h1><a href="return.php">return book</a> </h1></div>
    </div>
</body>
</html>