old_contents: scrollEvents.changeStyle(".foo", "height", "400px", "800px");
  scrollEvents.changeStyle(".foo", "backgroundColor", "#008cff", "#00ad85");
  scrollEvents.changeText(".foo", "Scroll to increase the box height.", "Now we are taller and greener!");
  scrollEvents.changeText("#corner__box", "At the top.", "You have scrolled!");
new_contents: scrollEvents.changeStyle(".foo", "height", "400px", "800px");
  scrollEvents.changeStyle(".foo", "backgroundColor", "#008cff", "#00ad85");
  scrollEvents.changeText(".foo", "Scroll down to change stuff.", "Now we are taller and greener!");
  scrollEvents.changeText("#corner__box", "At the top.", "You have scrolled!");
  
subject: reword initial box text