body {
    font-family: Arial, sans-serif;
    background-color: #f0f2f5;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
  }
  
  .contenedor {
    text-align: center;
    background-color: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  }
  
  button {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 15px 30px;
    margin: 10px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s ease;
  }
  
  button:hover {
    background-color: #0056b3;
  }