#install-popup {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: white;
  padding: 15px;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  text-align: center;
  z-index: 1000;
}
#install-popup button {
  margin: 5px;
  padding: 10px 15px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}
#install-popup button:first-child {
  background: #007bff;
  color: white;
}
#install-popup button:last-child {
  background: #ccc;
  color: black;
}