.hover-card {
  text-align: center;
  padding: 20px;
  background: #f9f9f9;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  width: 300px;
  margin: auto;
  transition: all 0.3s ease;
}

.hover-card .description {
  display: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.hover-card:hover .description {
  display: block;
  opacity: 1;
  margin-top: 10px;
  color: #444;
}