.newsletter {
  padding: 50px 30px;
  background-color: var(--yellow);
}

.newsletter-wrapper {
  width: 100%;
  max-width: 820px;
  margin: 0 auto;
}

.newsletter form {
  width: 100%;
  max-width: 400px;
}

.newsletter h3 {
  margin-bottom: 30px;
}

.newsletter .input-group {
  margin-bottom: 30px;
}