Danke für die Antwort hab dann aber noch ein wenig herumexperimentiert und die Lösung gefunden.
ZitatAlles anzeigen/*
Recolor a Page using a simpler scheme
(c) Patrick Cavit, pcavit@gmail.com
http://patcavit.comCopy, use, modify, spread as you see fit.
Massive thanks go out to Jesse Ruderman, this code
is just a quick modification of his bookmarklet at
http://www.squarefree.com/bookmarklets/zap.html
*/// ==UserScript==
// Name Linkcolor
// Namespace http://patcavit.com/greasemonkey/
// @description Changes the colors on web pages to be more simple
// @include *
// ==/UserScript==(function()
{
//To modify your color settings, edit these lines
var background = '';
var text = '';
var linknormal = 'ForestGreen';
var linkvisited = 'DarkOrange';var newSS;
var styles = '* { background: ' + background + ' !important; color: ' + text + ' !important } :link, :link * { color: ' + linknormal + ' !important } :visited, :visited * { color: ' + linkvisited + ' !important }';newSS = window.document.createElement('link');
newSS.rel='stylesheet';
newSS.href='data:text/css,' + escape(styles);window.document.getElementsByTagName("head")[0].appendChild(newSS);
})();