.cke_button__drupalimage{
  display: none !important;
}
.cke_button_icon.cke_button__link_icon {
  background-image: url('/modules/custom/ckeditor_tweaks/plugins/linkit/linkit.png') !important;
}
.cke_dialog_ui_input_select:focus, .cke_dialog_ui_input_select:hover {
  background-repeat: no-repeat !important;
  background-position: 0 0px !important;
  background-position: right center !important;
}