popup.css

body {
    font-family: Arial, sans-serif;
    background-color: #f7f7f7;
    margin: 0;
    padding: 0;
    width: 300px;
    height: 200px;
  }
  
  .container {
    text-align: center;
    padding: 20px;
  }
  
  h1 {
    font-size: 20px;
    color: #4CAF50;
    margin-bottom: 10px;
  }
  
  p {
    font-size: 14px;
    color: #555;
    margin-bottom: 20px;
  }
  
  button {
    background-color: #4CAF50;
    color: white;
    border: none;
    padding: 10px 20px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
    cursor: pointer;
    border-radius: 4px;
  }
  
  button:hover {
    background-color: #45a049;
  }
  footer {
    text-align: center;
    padding: 10px;
    background-color: #e0e0e0;
    position: absolute;
    bottom: 0;
    width: 100%;
    box-sizing: border-box;
  }
  
  footer p {
    font-size: 12px;
    margin: 0;
    color: #333;
  }
  
  footer a {
    color: #4CAF50;
    text-decoration: none;
  }
  
  footer a:hover {
    text-decoration: underline;
  }