.pwa-install-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 10px 0 0;
  padding: 11px 12px;
  border: none;
  border-radius: 10px;
  background: #147a5a;
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  width: 100%;
}

.pwa-install-btn:hover { background: #0e6449; }

@media (max-width: 900px) {
  .pwa-install-btn {
    position: fixed;
    right: 16px;
    bottom: 16px;
    z-index: 50;
    margin: 0;
    width: auto;
    padding: 12px 16px;
    border-radius: 999px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, .25);
  }
}