/* v17.10.272 — Keep the primary navigation reachable above lesson tips,
   completion dialogs and other lesson overlays. No change to its dimensions. */
body.homepage-app #header {
  position: relative;
  z-index: 2147483000 !important;
}
body.homepage-app #header .mode-more[open] {
  z-index: 2147483001 !important;
}
body.homepage-app #header .mode-more[open] > .mode-more-menu {
  z-index: 2147483002 !important;
  isolation: isolate;
}
/* Keep menu inside the viewport on compact and touch-screen devices. */
@media (max-width: 1040px), (pointer: coarse) {
  body.homepage-app #header .mode-more[open] > .mode-more-menu {
    max-height: min(70dvh, 480px) !important;
    overflow-y: auto !important;
    overscroll-behavior: contain;
  }
}