html,
body {
  height: 100%;
}

.page-wrapper {
  display: flex;
  flex-direction: column;
}

.main-content {
  flex: 1;
}
/* Optional: smooth page look */
.container > * {
  animation: fadeIn 0.2s ease-in;
}

/* Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}