You should use this Firefox theme http://kde-look.org/content/show.php/Oxygen+KDE+%28Firefox+Theme%29?content=117962 with this addon https://addons.mozilla.org/it/firefox/addon/12196
You should use this Firefox theme http:// kde-look. org/content/ show.php/ Oxygen+ KDE+%28Firefox+ Theme%29? content= 117962 /addons. mozilla. org/it/ firefox/ addon/12196
with this addon https:/