.video-teaser {
  position: relative;
  max-width: 100%;
}

.video-teaser__thumb {
  position: relative;
  
  cursor: pointer;
  line-height: 0; /* removes gaps under inline images */
}

/* Thumbnail image */
.video-teaser__thumb img {
  display: block;
  width: 100%;
  height: auto;
}





/* Play circle overlay */
.video-teaser__play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: rgba(0, 0, 0, .5);
  transform: translate(-50%, -50%);
}

.video-teaser__play-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-40%, -50%); /* nudge triangle right within circle */
  border-style: solid;
  border-width: 14px 0 14px 22px;
  border-color: transparent transparent transparent #fff;
}




/* Frame after click */
.video-teaser iframe {
  /*display: block;*/
  width: 100%;
  aspect-ratio: 16/9;
  border: 0;
}