.navbar .container {
  position: relative;
}

.hori-selector {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  transition: all 0.3s ease;
  z-index: 0;
}

.navbar-nav .nav-link {
  position: relative;
  z-index: 1;
  padding: 0.5rem 1rem;
  }

.navbar-brand {
  position: relative;
  z-index: 1;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}