ul[data-area-type="County"] > li.County {
    display: none;
} 
li.County {
    display: block;
}
ul[data-area-type="District"] > li.District {
    display: none;
} 
li.District {
    display: block;
}
ul[data-area-type="FireAuthority"] > li.FireAuthority {
    display: none;
} 
li.FireAuthority {
    display: block;
}
ul[data-area-type="LondonBorough"] > li.LondonBorough {
    display: none;
} 
li.LondonBorough {
    display: block;
}
ul[data-area-type="MetropolitanBorough"] > li.MetropolitanBorough {
    display: none;
} 
li.MetropolitanBorough {
    display: block;
}
ul[data-area-type="Unitary"] > li.Unitary {
    display: none;
} 
li.Unitary {
    display: block;
}