Joopmicroop

*{
  margin:0;
  padding:0;
  border:0;
  box-sizing: border-box
}

html, body{
  height:100%;
  width:100%;

Joopmicroop

/*
  Will show in the console which stylesheets are enabled/disabled
*/

console.group('stylesheet enabled/disabled')
for(var i=0;i<document.styleSheets.length; i++){ 
  console.log(document.styleSheets[i].disabled?'disabled':'enabled', document.styleSheets[i].href)
}
console.groupEnd();

Joopmicroop

  function CssHelper(){
    // checkers
    this.isPx   = function isPx(v){ return /px/gi.test(v); };
    this.isPc   = function isPc(v){ return /%|pc/gi.test(v); };
    this.isVal  = function isVal(v){ return !isNaN(v); };
    // converters
    this.toVal  = function toVal(v){ return parseFloat(v); };
    this.toUnit = function toUnit(unit, v){ return this.toVal(v)+unit; };
    this.toPx = this.toUnit.bind(this, 'px');
    this.toPc = this.toUnit.bind(this, '%');