index.html

<!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>Todo List</title>
    <link rel="stylesheet" href="style.css"/>
</head>
<body>
    <header>
        <div id="heading-container">
            <h1>Todo List</h1>
        </div>
    </header>
    <main>
        <form id>
            <div id="form-container">
                <input id="input" type="text"/>
                <button id="add-button" type="submit">+</button>
                <button id="clear-button" type="reset">Clear</button>
            </div>
        </form>
        <div id="todo-list-container">
            <ul id="todo-list"></ul>
        </div>
    </main>
    <footer></footer>
    <script src="app.js"></script>
</body>
</html>