Modify the color pallete of www.xhalr.com

breathe-mod.js

var BreatheMod = (function() {
  
  // Colors. Change these to whatever you want.
  var backgroundColor = '#000';
  var innerCircleColor = '#333';
  
  function formatColorString(color) {
    return 'background-color: '+color+';';  
  };
  
  function changeBackgroundColor(color) {
    return document.body.style = formatColorString(color);
  };
  
  function changeInnerCircleColor(color) {
    var inCirc = document.getElementsByClassName('circle-inner')[0];
    return inCirc.style = formatColorString(color);
  };
  
  // Set your colors on paste into console.
  changeBackgroundColor(backgroundColor);
  changeInnerCircleColor(innerCircleColor);
  
  return {
    changeBackgroundColor: changeBackgroundColor,
    changeInnerCircleColor: changeInnerCircleColor
  };
  
})();

Example gif if you're having trouble with it: http://i.imgur.com/DY9eaQB.gif

Probably won't work with the upcoming versions, but the old version is still up at http://www.xhalr.com/index1.0.php. Cheers!