[napy8gen]

Put below css into this file:
/clientscript/ckeditor/skins/kama/editor.css

body.cke_panel_frame {
    background: #000;
}
ul.cke_panel_list {
    background: #ffff0a;
}
.cke_panel_listItem a {
    border: 1px solid #00BCD4;
}
.cke_panel_listItem.cke_selected a {
    border: 1px solid #f37600!important;
    background-color: #ff0700!important;
    color: #fff!important;
}
.cke_panel_listItem a:hover {
    border: 1px solid #f37600!important;
    background-color: #ff0700!important;
    color: #fff!important;
}