.pwa-install-button {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 9997;
  border: 1px solid var(--border-color, #dce5ed);
  border-radius: 8px;
  padding: 10px 14px;
  background: var(--button-bg, #102039);
  color: var(--button-text, #fff);
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 8px 25px rgba(20, 43, 67, .16);
}

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