@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.feature-card,
.step-card,
.contact-card {
  animation: fadeUp 0.45s ease both;
}

.feature-card:nth-child(2),
.step-card:nth-child(2),
.contact-card:nth-child(2) {
  animation-delay: 0.05s;
}

.feature-card:nth-child(3),
.step-card:nth-child(3) {
  animation-delay: 0.1s;
}

.feature-card:nth-child(4),
.step-card:nth-child(4) {
  animation-delay: 0.15s;
}