body {
  margin: 0;
  padding: 0;
  font-family: 'Helvetica Neue', sans-serif;
  background-image: url('bgfb.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.container {
  background-color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin: 5vh auto;
  padding: 40px;
  border-radius: 16px;
  text-align: center;
}

.logo {
  max-width: 100%;
  height: auto;
  margin-bottom: 20px;
}

.intro {
  font-size: 18px;
  line-height: 1.6;
}

form {
  margin-top: 20px;
}

input[type="email"] {
  padding: 10px;
  width: 70%;
  max-width: 300px;
  font-size: 16px;
}

button {
  padding: 10px 20px;
  background-color: black;
  color: white;
  font-size: 16px;
  border: none;
  cursor: pointer;
}

.fb-icon {
  width: 20px;
  vertical-align: middle;
  margin-right: 5px;
}