body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', sans-serif;
  background: #000 url('https://images.unsplash.com/photo-1528459105426-bcfd4b77149f?auto=format&fit=crop&w=1400&q=80') no-repeat center center fixed;
  background-size: cover;
  color: white;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
}

.container {
  background: rgba(0, 0, 0, 0.7);
  padding: 2rem;
  border-radius: 12px;
  max-width: 400px;
  width: 90%;
  border: 2px solid #FFF;
}

input[type="text"], button {
  padding: 0.7rem;
  margin: 0.5rem 0;
  width: 100%;
  font-size: 1rem;
  border: none;
  border-radius: 8px;
  width: 95%;
}

input {
  background: #ffffff22;
  color: white;
}

button {
  background: #ff4081;
  color: white;
  font-weight: bold;
  cursor: pointer;
}

.hidden {
  display: none;
}

.big-text {
  font-size: 2rem;
  margin: 1rem 0;
}

@media (max-width: 600px) {
  .container {
    padding: 1.5rem;
  }
  .big-text {
    font-size: 1.5rem;
  }
}