.dd-dropdown {
/*    position: relative;*/
}

    /* last UL inside user-dropdown = dropdown */
    .dd-dropdown > ul:last-child {
        position: absolute;
        top: 100%;
        right: 0;
        min-width: 160px;
        padding: 8px 0;
        list-style: none;
        background: #fff;
        box-shadow: 0 5px 15px rgba(0,0,0,.15);
        display: none;
        opacity: 0;
        transform: translateY(10px);
        transition: .2s ease;
    }

    /* open state */
    .dd-dropdown.open > ul:last-child {
        display: block;
        opacity: 1;
        transform: translateY(0);
    }

    /* menu links */
    .dd-dropdown > ul:last-child a {
        display: block;
        padding: 10px 15px;
        text-decoration: none;
        color: #333;
    }

        .dd-dropdown > ul:last-child a:hover {
            background: #f5f5f5;
        }