/* Normal top-level pages */
.md-nav--primary
> .md-nav__list
> .md-nav__item
> a.md-nav__link {
    font-weight: 600;
}

/* Top-level section headings such as Hardware in the Loop */
.md-nav--primary
> .md-nav__list
> .md-nav__item--section
> label.md-nav__link {
    font-weight: 600 !important;
    color: var(--md-default-fg-color) !important;
}

/* Child pages underneath a top-level section */
.md-nav--primary
> .md-nav__list
> .md-nav__item--section
> nav.md-nav
> ul.md-nav__list
> .md-nav__item
> a.md-nav__link {
    font-weight: 400 !important;
    padding-left: 1.25rem;
}