.copy-url-btn {
  position: absolute;
  right: 50px;
  top: 50%;
  transform: translateY(-50%);
  background: #4a5568;
  border: none;
  border-radius: 4px;
  padding: 4px 8px;
  cursor: pointer;
  font-size: 14px;
  z-index: 10;
  opacity: 0.7;
  transition: opacity 0.2s;
}
.copy-url-btn:hover {
  opacity: 1;
  background: #2d3748;
}
.item:hover .copy-url-btn {
  opacity: 1;
}