حل تمرین component

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <style>
      .container {
        max-width: 300px;
        display: flex;
        flex-direction: column;
        margin: 0 auto;
      }
      #todo-app {
        margin: 1em;
        text-align: center;
      }
      #todo-list,
      #todo-stats {
        margin: 1em auto;
        text-align: left;
        width: 450px;
      }
      #todo-list {
        list-style: none;
        padding: 0;
      }
      #todo-stats {
        color: #777;
      }
      #new-todo {
        border-radius: 5px;
      }
      .todo-input {
        display: block;
        font-family: Helvetica, sans-serif;
        font-size: 20px;
        line-height: normal;
        margin: 5px auto 0;
        padding: 6px;
        width: 420px;
      }
      .todo-label {
        color: #444;
        font-size: 20px;
        font-weight: bold;
        text-align: center;
      }
    </style>
  </head>
  <body>
    <div id="root"></div>
    <script
      crossorigin
      src="https://unpkg.com/react@18/umd/react.production.min.js"
    ></script>
    <script
      crossorigin
      src="https://unpkg.com/react-dom@18/umd/react-dom.production.min.js"
    ></script>
    <script src="https://unpkg.com/@babel/standalone/babel.min.js"></script>
    <script type="text/babel">
      function TodoApp() {
        return (
          <div id="todo-app">
            <label className="todo-label" htmlFor="new-todo">
              What do you want to do today?
            </label>
            <input
              type="text"
              id="new-todo"
              className="todo-input"
              placeholder="type your tasks"
            />
          </div>
        );
      }
      function TodoList() {
        return (
          <div id="todo-list">
            <div >
              <input type="checkbox" />
              <span >task 1</span>
            </div>
          </div>
        );
      }
      function Container() {
        return (
          <div className="Container">
            <TodoApp />
            <TodoList />
          </div>
        );
      }
      ReactDOM.render(<Container />, document.getElementById("root"));
    </script>
  </body>
</html>