index.html

<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>Bookmark Landing Page</title>
        <link rel="stylesheet" href="style.css">
    </head>
    <body>
        <header>
            <h1>My Bookmark</h1>
        </header>
        <main>
            <section class="bookmark-form">
                <input type="url" name="url" id="urlInput" placeholder="Enter url" pattern="https://.*" size="50" required>
                <button id="addBookmark">add Bookmark</button>
                <button id="deleteAll"> Delete All Bookmark </button>
            </section>
            <section class="bookmarks">
                <ul id="bookmarkList">
                </ul>
            </section>
        </main>
        <script src="script.js"></script>
    </body>
</html>