}
 
.responsive-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  
  margin: 0;
  padding: 0;
  border: none;
}

/* padding-bottom = h/w as % -- sets aspect ratio */
/* YouTube video aspect ratio */
.responsive-wrapper-wxh-1000x1000 {
  padding-bottom: 107%;
}