.mesc-install-button {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 9999;
  border: 0;
  border-radius: 999px;
  background: #d7a84b;
  color: #0b1f3a;
  box-shadow: 0 14px 34px rgba(15, 23, 42, .22);
  cursor: pointer;
  font: 700 14px/1.2 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  padding: 12px 18px;
}

.mesc-install-button:hover {
  filter: brightness(.97);
}

.mesc-ios-install-hint {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 9999;
  max-width: 480px;
  margin: 0 auto;
  border: 1px solid rgba(29, 53, 87, .14);
  border-radius: 14px;
  background: #ffffff;
  color: #1d2735;
  box-shadow: 0 16px 40px rgba(15, 23, 42, .20);
  font: 14px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  padding: 14px 48px 14px 16px;
}

.mesc-ios-install-hint button {
  position: absolute;
  top: 8px;
  right: 10px;
  width: 30px;
  height: 30px;
  border: 0;
  border-radius: 999px;
  background: #edf1f6;
  color: #1d3557;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
}

@media (max-width: 640px) {
  .mesc-install-button {
    right: 14px;
    bottom: 14px;
    padding: 11px 16px;
  }
}