body {
    display: flex;
    align-items: center;
    justify-content: center;

    height: 100%;
    margin: 0 2em;
    padding: 0;
    background-color: #333;
}

@media screen and (max-width: 768px) {
  body {
    font-size: 18px;
  }
}

form {
    display: flex;
    flex-direction: column;
    gap: 1ex;

    background-color: #fff;
    padding: 2em;

    input, button {
        padding: 1ex;
    }
}

div.qrcode {
    display: flex;
    flex-direction: column;
    width: 75%;
    padding: 1em;
    background-color: #fff;

    a {
        text-decoration: none;
        text-align: center;
        color: #000;
        border: 1px solid #000;
        padding: 1.5em;
    }
}

svg {
    width: 100%;
}