header.mobile-nav { background: transparent; }
header.mobile-nav.nav-open { background: #fff; }
header.fixed { background: rgba(255, 255, 255, .75); }

#scrollToTop {
    bottom: -40px;
    right: calc(0.25rem * 3);
}
#scrollToTop.show { bottom: calc(0.25rem * 3); }

.wgs { display: none; }