/* Parameters modale */
#overlay .settings-dropdown-menu {
    color: #444444;
    background-color: white;
    border-radius: 3px;
    border: 1px solid #C0C0C0;
    box-shadow: 0 1px 3px 0 rgba(50, 54, 63, 0.2), 0 6px 18px 0 rgba(50, 54, 63, 0.2);
}

#overlay .settings-dropdown-menu > ul + ul {
    border-top: 1px solid #C0C0C0;
}

#overlay .settings-dropdown-menu li:hover {
    background-color: #F5F6F7;
}

/* Parameters modale */
#overlay .settings-dropdown-menu {
    color: #444444;
    background-color: white;
    border-radius: 3px;
    border: 1px solid #C0C0C0;
    box-shadow: 0 1px 3px 0 rgba(50, 54, 63, 0.2), 0 6px 18px 0 rgba(50, 54, 63, 0.2);
}

#overlay .settings-dropdown-menu > ul + ul {
    border-top: 1px solid #C0C0C0;
}

#overlay .settings-dropdown-menu li a:hover,
#overlay .settings-dropdown-menu li a:focus {
    background-color: #F5F6F7;
}

Make dropdown menu links respond visually to keyboard navigation
[CSS] Make dropdown menu links respond visually to keyboard navigation
