body {
  margin: 0;
  padding: 0;
  font-family: 'Helvetica Neue', sans-serif;
  background: url('https://images.unsplash.com/photo-1507525428034-b723cf961d3e?auto=format&fit=crop&w=1950&q=80') no-repeat center center fixed;
  background-size: cover;
  color: white;
}

.overlay {
  background-color: rgba(0, 0, 0, 0.5);
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  text-align: center;
  max-width: 600px;
  padding: 20px;
}

h1 {
  font-size: 48px;
  margin-bottom: 10px;
}

p {
  font-size: 20px;
  margin-bottom: 40px;
}

input[type="email"] {
  padding: 10px;
  width: 70%;
  max-width: 300px;
  border: none;
  border-radius: 4px;
  margin-bottom: 10px;
}

button {
  padding: 10px 20px;
  border: none;
  border-radius: 4px;
  background-color: #ffffff;
  color: #333;
  cursor: pointer;
  font-weight: bold;
}

button:hover {
  background-color: #ddd;
}