.dropdownn {
    position: relative;
    display: inline-block;
}

.dropdownn-content {
    display: none;
    position: absolute;
    background-color: #15161D;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
}

.dropdownn-content a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
}

.dropdownn-content a:hover {background-color: #15161D}

.dropdownn:hover .dropdownn-content {
    display: block;
}