body {
  background-color: #221119;
  margin: 0;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.download-link img {
  width: 300px;      /* اندازه دلخواه */
  height: 300px;
  display: block;
  transition: transform 0.2s ease;
  mix-blend-mode: multiply;
}

.download-link:hover img {
  transform: scale(1.1);
}