body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #111;
  color: white;
}

.gallery-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 10px;
  padding: 20px;
}

.gallery-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}

.gallery-container img:hover {
  box-shadow: 0 8px 16px rgba(255, 255, 255, 0.2);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  z-index: 1001;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.9);
  justify-content: center;
  align-items: center;
}

.lightbox-img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 10px;
  opacity: 1;
  transition: opacity 0.3s ease;
}

.lightbox-img.fade-out {
  opacity: 0;
}

.close {
  position: absolute;
  top: 30px;
  right: 50px;
  font-size: 40px;
  color: white;
  cursor: pointer;
}

.counter {
  position: absolute;
  bottom: 30px;
  color: #fff;
  font-size: 16px;
  background: rgba(0, 0, 0, 0.6);
  padding: 6px 12px;
  border-radius: 8px;
}