a.nav-link {
  font-weight: 600;
  position: relative;
  color: #ffffff;
}

a.nav-link:hover {
  color: #ffffff;
}

a.nav-link:visited, a.nav-link:focus {
  color: #ffffff;
}

a.nav-link svg {
  margin-bottom: 5px;
  fill: #ffffff;
}

@media screen and (min-width: 992px) {

  li.nav-item {
    text-align: center;
  }

  a.nav-link {
    transition: all .35s ease-out;
    color: #ffffff;
    position: relative;
  }

  a.nav-link svg {
    transition: .35s;
  }

  a.nav-link:hover {
    color: var(--main-theme-color);
  }

  a.nav-link:hover svg {
    fill: var(--main-theme-color);
  }

  a.nav-link::after {
    position: absolute;
    transition: 0.3s;
    content: '';
    left: 0;
    bottom: 0;
    display: block;
    width: 0;
    height: 2px;
    background: var(--main-theme-color);
    left: 50%;
    transform: translateX(-50%);
  }

  a.nav-link:hover::after {
    width: 100%;
  }
}