body {
    font-family: Arial, sans-serif;
    background-color: #f2f2f2;
  }
  
  h1 {
    text-align: center;
    color: #333;
  }
  
  #container {
    width: 400px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 5px;
  }
  
  #Input {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
  }
  
  button {
    padding: 10px 20px;
    background-color: rgb(53, 140, 53);
    color: #fff;
    border: none;
    cursor: pointer;
    margin: 15px;
  }
  
  ul {
    list-style-type: none;
    padding: 0;
  }
  
  li {
    margin-bottom: 10px;
  }
  
  li span {
    cursor: pointer;
  }