ratherironic · December 27, 2015 12:48
diff --git a/idonteven.css b/idonteven.css
 #emptyDiv:after {
  content: 'alert("you gotta be kidding me")';
 }
diff --git a/index.html b/index.html
 <div id="emptyDiv"></div>
diff --git a/wat.js b/wat.js
 eval(eval(window.getComputedStyle(
 	document.querySelector('#emptyDiv'), ':after'
 ).getPropertyValue('content')));
	#emptyDiv:after {
	content: 'alert("you gotta be kidding me")';
	}
	eval(eval(window.getComputedStyle(
	document.querySelector('#emptyDiv'), ':after'
	).getPropertyValue('content')));