ul.dropbutton[data-drupal-selector="edit-separate1"] {
    color: #f00 !important;
    background-color: #fff;
    padding-right: 10px !important;
}
ul.dropbutton[data-drupal-selector="edit-separate1"] .button {
    background-image: linear-gradient(to bottom, #007bc6, #0071b8);
    background-color: #2369a6;
    border-radius: 20em !important;
    border: 1px solid #1e5c90;
}
ul.dropbutton[data-drupal-selector="edit-separate2"] {
    color: #f00 !important;
    background-color: #fff;
}
ul.dropbutton[data-drupal-selector="edit-separate2"] .button {
    background-image: linear-gradient(to bottom, #007bc6, #0071b8);
    background-color: #2369a6;
    border-radius: 20em !important;
    border: 1px solid #1e5c90;
}