main { max-width: 560px; margin: 0 auto; padding: 16px 16px 48px; }
header { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
#sign-in p { margin-bottom: 10px; }
form { margin-top: 14px; }
label input { margin-top: 4px; }