body {
    font-family: sans-serif;
    padding: 20px;
    max-width: 700px;
    margin: auto;
  }
  textarea {
    width: 100%;
    font-size: 16px;
    padding: 10px;
    height: 433px;
    margin-bottom: 10px;
  }
  button, input {
    margin: 5px;
    padding: 8px;
  }
  ul {
    list-style: none;
    padding: 0;
  }
  li {
    margin: 10px 0;
    background: #f2f2f2;
    padding: 10px;
    border-radius: 5px;
  }
  

  .modal {
    display: none;
    position: fixed;
    z-index: 999;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.5);
  }
  .modal-content {
    background-color: #fff;
    margin: 10% auto;
    padding: 20px; 
    width: 80%;
    max-width: 600px;
    border-radius: 8px;
  }
  .close {
    float: right;
    font-size: 24px;
    cursor: pointer;
  }