li.walletsystemnav {
    position: relative;
}

li.walletsystemnav > ul.nav.items {
    display: none !important;
    position: absolute !important;
    left: 100% !important;
    right: auto !important;
    top: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    transform: none !important;
    min-width: 180px;
    z-index: 10;
    background: #f5f5f5;
    border: 1px solid #ccc;
}

li.walletsystemnav:hover > ul.nav.items,
li.walletsystemnav:focus-within > ul.nav.items {
    display: block !important;
}

/* Mobile: open below the link instead of to the side */
@media only screen and (max-width: 767px) {
    li.walletsystemnav > ul.nav.items {
        position: static !important;
        left: auto !important;
        width: 100% !important;
        min-width: 0 !important;
        border: 0;
        border-top: 1px solid #ddd;
        padding: 5px 0 5px 15px !important;
    }
}