@media screen and (min-width: 1200px) {
    nav.main-nav ul li a {
        color: #173B3B;
    }

    nav.main-nav ul li.highlight a {
        color: #ffffff;
    }
}

header svg {
    fill: #173B3B;
    width: auto;
}

.nav-toggle .lines, .nav-toggle .lines::before, .nav-toggle .lines::after {
    background-color: #173B3B;
}

a.nav-toggle {
    border-color: #173B3B;
}

 header.headroom--not-top  svg {
    fill: #ffffff;
}

.headroom--not-top .nav-toggle .lines, .headroom--not-top .nav-toggle .lines::before, .headroom--not-top .nav-toggle .lines::after, 
.nav-open .nav-toggle .lines, .nav-open .nav-toggle .lines::before, .nav-open .nav-toggle .lines::after {
    background-color: #ffffff;
}

.headroom--not-top a.nav-toggle {
    border-color: #ffffff;
}