#main-nav.scrolled {
  background-color: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}