body {
  max-width: min-content;
  margin: auto;
}

h1 {
  align-self: flex-start;
  font-size: large;
  font-weight: bold;
  margin: 2em 0;
}

form {
  display: flex;
  flex-direction: column;
  gap: 0.25em;

  input {
    margin-bottom: 1em;
  }

  input[type="submit"] {
    margin-top: 1em;
    grid-column: span 2;
  }
}