body {
    margin: 0;
    font-family: 'Arial', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #4a90e2, #50c878);
    color: #fff;
  }
  
  .container {
    text-align: center;
    padding: 20px;
  }
  
  .logo {
    width: 80px;
    margin-bottom: 20px;
  }
  
  h1 {
    font-size: 2.5rem;
    margin: 0;
  }
  
  p {
    font-size: 1.2rem;
    margin: 10px 0;
  }
  
  .button {
    margin: 20px 0 10px 0;
    background-color: #fff;
    color: #4a90e2;
    border: none;
    padding: 15px 30px;
    font-size: 1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease;
  }
  
  .button:hover {
    background-color: #4a90e2;
    color: #fff;
  }
  
  .footer {
    margin-top: 20px;
    font-size: 0.9rem;
    opacity: 0.8;
  }