index.html

<!DOCTYPE html>
<html lang="pt-BR">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Lista de Tarefas</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 20px;
            background-color: #f4f4f4;
        }
        h1 {
            color: #333;
        }
        #taskInput {
            padding: 10px;
            width: 300px;
            border: 1px solid #ccc;
            border-radius: 4px;
        }
        #addTaskButton {
            padding: 10px 20px;
            background-color: #28a745;
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
        }
        #addTaskButton:hover {
            background-color: #218838;
        }
        ul {
            list-style-type: none;
            padding: 0;
        }
        li {
            background-color: #fff;
            margin: 5px 0;
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 4px;
            display: flex;
            justify-content: space-between;
        }
        .removeTaskButton {
            background-color: #dc3545;
            color: white;
            border: none;
            padding: 5px 10px;
            border-radius: 4px;
            cursor: pointer;
        }
        .removeTaskButton:hover {
            background-color: #c82333;
        }
    </style>
</head>
<body>

    <h1>Lista de Tarefas</h1>
    <input type="text" id="taskInput" placeholder="Digite sua tarefa...">
    <button id="addTaskButton">Adicionar Tarefa</button>

    <ul id="taskList"></ul>

    <script>
        // Seleciona o input, o botão e a lista
        const taskInput = document.getElementById('taskInput');
        const addTaskButton = document.getElementById('addTaskButton');
        const taskList = document.getElementById('taskList');

        // Adiciona uma tarefa
        addTaskButton.addEventListener('click', function() {
            const taskText = taskInput.value;

            if (taskText.trim() !== "") {
                const li = document.createElement('li');
                li.innerHTML = taskText + ' <button class="removeTaskButton">Remover</button>';
                taskList.appendChild(li);

                // Limpa o campo de texto após adicionar a tarefa
                taskInput.value = '';

                // Função para remover a tarefa
                li.querySelector('.removeTaskButton').addEventListener('click', function() {
                    taskList.removeChild(li);
                });
            } else {
                alert("Por favor, digite uma tarefa.");
            }
        });
    </script>

</body>
</html>