body {
  font-size: 1.5em;
  font-family: sans-serif;

  h1 {
    font-size: 1.2em;
  }

  h2 {
    font-size: 1em;
  }

  button, input {
    font-size: inherit;
    padding: 0.5em 0.4em;
  }

  .support-warning {
    border: thick solid crimson;
    margin-bottom: 2em;
    padding: 1em;
  }
}