.main-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
}

.main-header:not(.scrolled) {
  box-shadow: none !important;
  background-color: transparent !important;
}

.main-header.scrolled {
  position: fixed !important;
}

.main-header .nav-menu.active {
  border-color: white !important;
}