* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background-color: black;
}

.image-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  padding: 20px;
}

.responsive-image {
  width: 100%;
  max-width: 300px;
  margin: 10px;
  transition: transform 0.2s;
}

.responsive-image:hover {
  transform: scale(1.1);
}

@media (max-width: 768px) {
  .responsive-image {
    max-width: 200px;
  }
}

@media (max-width: 480px) {
  .responsive-image {
    max-width: 150px;
  }
}

.lightbox {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.9);
}

.lightbox-content {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
}

.lightbox-image {
  display: none;
  max-width: 90%;
  max-height: 90%;
  margin: 15px;
}

.close {
  position: absolute;
  top: 15px;
  right: 25px;
  color: white;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
}

.close:hover {
  color: #999;
}