/* Hide on desktop */
#mobile-horizontal-nav {
    display: none;
}

/* Mobile only (≤768px) */
@media (max-width: 768px) {
    #mobile-horizontal-nav {
        display: block;
        width: 100%;
        background: #cc0000;      /* red background */
        border-bottom: 2px solid #990000;
        margin: 0;
        padding: 0;
    }

    .horiz-scroll-menu {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .horiz-scroll-menu::-webkit-scrollbar {
        display: none;
    }

    .horiz-scroll-menu li {
        flex: 0 0 auto;
        border-right: 1px solid rgba(255,255,255,0.2);
    }

    .horiz-scroll-menu li:last-child {
        border-right: none;
    }

    .horiz-scroll-menu a {
        display: block;
        padding: 12px 16px;
        white-space: nowrap;
        text-decoration: none;
        color: #ffffff;           /* white text */
        font-size: 14px;
        font-weight: 500;
        background: transparent;
    }

    .horiz-scroll-menu a:hover,
    .horiz-scroll-menu a:focus {
        background: rgba(0,0,0,0.15);
    }

    .horiz-scroll-menu .current-menu-item a {
        font-weight: bold;
        color: #ffffff;
        background: rgba(0,0,0,0.25);
    }
}