Replace #FFFFFF backgrounds in #ECF2EA rgb(236, 242, 234),is more natural ergonomic color for your eyes.
/*<![CDATA[*//*
// ==UserScript==
// @name defBackgroundUp
// @description Replace #FFFFFF backgrounds in #ECF2EA rgb(236, 242, 234),is more natural ergonomic color for your eyes.
// @include *
// @namespace https://greasyfork.org/users/3561-lucianolll ;
// @version 7
// ==/UserScript==**/
function confBackg(){
var doc=document,getref=['body','table','td','div','html','dl','ul','pre'],
abg=function(tg){return function(d){return getComputedStyle(tg[d],null).backgroundColor=='rgb(255, 255, 255)';}};
for(var a=8,n=0,tag,at,tmp=[];a--;){
tag=doc.getElementsByTagName(getref[a]);at=abg(tag);
for(var i=tag.length;i--;){if(at(i)){tmp[n++]=tag[i].style;}}
} tmp.forEach(function(s){s.backgroundColor='#ecf2ea';});tmp=null;
}
document.addEventListener('load',confBackg(),false);
/*]]>*/