text: /**
   * Particleground demo
   * @author Jonathan Nicol - @mrjnicol
   */
  
  document.addEventListener('DOMContentLoaded', function () {
    particleground(document.getElementById('body'), {
      dotColor: '#5cbdaa',
      lineColor: '#5cbdaa'
    });
    var intro = document.getElementById('intro');
    intro.style.marginTop = - intro.offsetHeight / 2 + 'px';
  }, false);