.video-thumbnail {
  cursor: pointer;
  display: inline-block;
  max-width: 100%;
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 4rem;
  color: #0d6efd;
  background-color: transparent;
  border-radius: 50%;
  padding: 0.5rem 0.5rem;
  transition: transform 0.3s ease;
}

.video-thumbnail:hover .play-button {
  transform: translate(-50%, -50%) scale(1.1);
}

.scroll-reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}