/* VIDEOS */
.yt-container {
  max-width: 850px;
}
.yt {
  position: relative;
  display: block;
  max-width: 850px; /* width of iframe wrapper */
  height: auto;
  padding: 0% 0% 56.25%; /* 16:9 ratio */
  overflow: hidden;
}
.yt iframe {
  position: absolute;
  top: 0; bottom: 0; left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}