.download-btn {
  padding: 6px 12px;
  background-color: #f2f2f2; /* ĬÈÏ */
  color: #000;
  text-decoration: none;
  border-radius: 4px;
  font-size: 14px;
}
.download-btn:hover {
  background-color: gray; /* ÐüÍ£±ä */
  color: #fff;
}