#region-main h6 {
    text-align: center;
    text-transform: uppercase;
    font-weight: bold;
}

#region-main .headtd {
    text-align: center;
}
.dropdown-menu .dropdown-menu {
    top: auto;
    left: 100%;
    transform: translateY(-2rem);
}
.dropdown-item + .dropdown-menu {
    display: none;
}
.dropdown-item.submenu::after {
    content: '▸';
    margin-left: 0.5rem;
}
.dropdown-item:hover + .dropdown-menu,
.dropdown-menu:hover {
    display: block;
}