  body {
    width: 80vw;
    max-width: 500px;
    margin: auto;
    padding-top: 4rem;
    background-color: beige;
  }

  .display {
    background: linear-gradient(to bottom right, #0c024d, #0dbcc5);
    background-attachment: fixed;
    color: white;
    font-size: 1.2rem;
    padding: 2rem;
    border-radius: 12px;
  }