body {
  background: black;
  color: white;
  font-family: 'Helvetica Neue', sans-serif;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
}

.container {
  max-width: 500px;
}

h1 {
  font-size: 3rem;
  letter-spacing: 5px;
}

.tagline {
  margin: 10px 0;
  font-size: 1.2rem;
}

form {
  margin-top: 20px;
}

input[type="email"] {
  padding: 10px;
  width: 70%;
  border: none;
  outline: none;
}

button {
  padding: 10px 20px;
  border: none;
  background: white;
  color: black;
  cursor: pointer;
  font-weight: bold;
}