body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f7f7f7;
  }
  
  .container {
    max-width: 600px;
    margin: 30px auto;
    background-color: #fff;
    padding: 20px;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
  }
  
  h1 {
    text-align: center;
    color: #336699;
    margin-bottom: 20px;
  }
  
  .add-task {
    display: flex;
    margin-bottom: 20px;
  }
  
  .add-task input[type="text"] {
    flex: 1;
    padding: 10px;
    font-size: 16px;
  }
  
  .add-task button {
    padding: 10px 20px;
    background-color: #336699;
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: 16px;
  }
  
  ul {
    list-style: none;
  }
  
  li {
    display: flex;
    align-items: center;
    padding: 10px;
    border-bottom: 1px solid #ccc;
  }
  
  li:last-child {
    border-bottom: none;
  }
  
  li .task-text {
    flex: 1;
  }
  
  li .delete {
    cursor: pointer;
    margin-left: 10px;
    color: #ff4d4d;
    font-weight: bold;
  }