Cacher is the code snippet organizer for pro developers

.videocontainer {
  position: relative;
  padding-bottom: 56.25%;
  padding-top: 30px;
  height: 0;
  overflow: hidden;
	iframe,
	object,
	embed {
	  position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
	}
}