* { box-sizing: border-box; }

html, body, main { min-height: 100%; }

body {
  margin: 0;
  min-width: 320px;
  background: #ffffff;
  font-family: system-ui, sans-serif;
}

main {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
}

form {
  display: grid;
  width: min(100%, 320px);
  gap: 10px;
}

input, button {
  min-height: 44px;
  border: 1px solid #d0d0d0;
  border-radius: 6px;
  padding: 0 12px;
  font: inherit;
}

button {
  border-color: #111111;
  background: #111111;
  color: #ffffff;
}