[role="group"] button {
  flex: 0 0 200px;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

footer {
  text-align: center;
  padding: var(--pico-spacing);
  color: var(--pico-muted-color);
}

footer a {
  color: inherit;
  text-decoration: none;
}