li#wp-admin-bar-dealer_group .ab-sub-wrapper>ul{
    -moz-column-count: 3;
    -moz-column-gap: 0;
    -webkit-column-count: 3;
    -webkit-column-gap: 0;
    column-count: 3;
    column-gap: 0;

}

@media (max-width: 1414px){
    li#wp-admin-bar-dealer_group .ab-sub-wrapper{
        margin-left: -300px!important;
    }
}
@media (max-width: 1088px){
    li#wp-admin-bar-dealer_group .ab-sub-wrapper>ul{
        -moz-column-count: 2;
        -webkit-column-count: 2;
        column-count: 2;
    }
}