.youtube-container {
  position: relative; 
  text-align: center; 
  padding-bottom: 45%;
  overflow: visible;
}

.youtube-inner {
  position: absolute; 
  top: 0; 
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  width: 80%;
  height: 100%;
}

.youtube-frame {
  position: relative; 
  margin: auto;
  width: 100%;
  height: 100%;
  border: 0; 
}

.youtube-caption {
  margin-top: 1em;
  text-align: center;
  font-size: 95%;
}