.pwa-install-button {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 2147483000;
  min-height: 42px;
  max-width: calc(100vw - 36px);
  padding: 0 16px;
  border: 0;
  border-radius: 6px;
  background: #0f766e;
  color: #ffffff;
  box-shadow: 0 10px 28px rgba(15, 118, 110, 0.28);
  cursor: pointer;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
}

.pwa-install-button:hover,
.pwa-install-button:focus-visible {
  background: #115e59;
}

.pwa-install-button:disabled {
  cursor: wait;
  opacity: 0.72;
}

.pwa-install-button[hidden] {
  display: none;
}

@media (max-width: 540px) {
  .pwa-install-button {
    right: 12px;
    bottom: 12px;
    min-height: 40px;
    padding: 0 14px;
    font-size: 13px;
  }
}