index.html

<!DOCTYPE html>
<html lang="pt-br">

<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" />
  <link href="style.css" rel="stylesheet" />
  <title>Suas Tarefas</title>
</head>

<body>
  <div class="container">
    <h1>NUNCA MAIS ESQUEÇA SUAS TAREFAS!</h1>
    <div class="box">
      <form>
        <h1>Lista de tarefas</h1>
        <input type="text" id="inputTask" placeholder="Digite sua tarefa" />
        <button id="btAdd" value="Adicionar" onclick="createTask()">
          Adicionar
        </button>
        <button onclick="clearAll()" class="clearAll">
          Limpar
        </button>
        <div id="tasksList"></div>
      </form>
    </div>
  </div>
  <script src="script.js"></script>
</body>

</html>