.display {
    width: 410px;
    height: 280px;
    background: lightgrey;
    font-family: monospace;
    font-size: 22px;
    justify-content: center;
    align-items: center;
    display: flex;
    color: green;
    background-image: repeating-linear-gradient(
      to bottom,
      black,
      rgb(59, 59, 59),
      black
    );
    text-align: center;
    overflow-x: clip;

    background-size: 2px 2px;
    animation: move 1s linear infinite;
    text-shadow:
      0 0 50px,
      0 0 10px,
      0 0 20px;
    border-radius: 15px;
    border: solid 5px grey;
    box-shadow:
      15px 15px 25px inset rgb(88, 88, 88),
      -15px -15px 15px inset rgb(63, 62, 62),
      5px 5px 5px 3px black;
    outline: solid 2px black;
    padding:20px;
}

@keyframes move {
    from {
      background-position-y: 0%;
    }
    to {
      background-position-y: 100%;
    }
}