html {
    scroll-behavior: smooth;
}

.tn-nav-link {
    position: relative;
}

.tn-nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: #8a140f;
    transition: width .25s ease;
    border-radius: 2px;
}

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

@keyframes slide-down {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-slide-down {
    animation: slide-down .2s ease;
}