body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f5f6fa;
  margin: 0;
}

.container {
  text-align: center;
  background: #fff;
  padding: 2rem 2.5rem;
  border-radius: 12px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.07);
  max-width: 400px;
}