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

header {
  padding: 20px;
  background: #000;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-weight: bold;
}

input {
  padding: 8px;
  border: none;
  outline: none;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
  padding: 20px;
}

.card {
  background: #1a1a1a;
  padding: 10px;
  cursor: pointer;
  transition: 0.3s;
}

.card:hover {
  transform: scale(1.03);
}

.card img {
  width: 100%;
}

.download-container {
  text-align: center;
  padding: 40px;
}

.preview {
  max-width: 400px;
  width: 100%;
}

button {
  padding: 10px 20px;
  background: #fff;
  color: #000;
  border: none;
  cursor: pointer;
  margin-top: 20px;
}

.hidden {
  display: none;
}