lite-youtube {
  background-color: #000;
  position: relative;
  display: block;
  contain: content;
  background-position: center center;
  background-size: cover;
  cursor: pointer;
}

/* gradient */
lite-youtube::before {
  content: attr(data-title);
  display: block;
  position: absolute;
  top: 0;
  /* Pixel-perfect port of YT's gradient PNG, using https://github.com/bluesmoon/pngtocss plus optimizations */
  background-image: linear-gradient(180deg, rgb(0 0 0 / 67%) 0%, rgb(0 0 0 / 54%) 14%, rgb(0 0 0 / 15%) 54%, rgb(0 0 0 / 5%) 72%, rgb(0 0 0 / 0%) 94%);
  height: 99px;
  width: 100%;
  font-family: "YouTube Noto",Roboto,Arial,Helvetica,sans-serif;
  color: hsl(0deg 0% 93.33%);
  text-shadow: 0 0 2px rgba(0,0,0,.5);
  font-size: 18px;
  padding: 25px 20px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  box-sizing: border-box;
}

lite-youtube:hover::before {
  color: white;
}

/* responsive iframe with a 16:9 aspect ratio
    thanks https://css-tricks.com/responsive-iframes/
*/
lite-youtube::after {
  content: '';
  display: block;
  padding-bottom: calc(100% / (16 / 9));
}
lite-youtube > iframe {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  border: 0;
}

/* play button */
lite-youtube > .lty-playbtn {
  width: 68px;
  height: 48px;
  position: absolute;
  cursor: pointer;
  transform: translate3d(-50%, -50%, 0);
  top: 50%;
  left: 50%;
  z-index: 1;
  background-color: transparent;
  /* YT's actual play button svg */
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" version="1.1" viewBox="0 0 68 48"><path fill="%23f00" fill-opacity="0.8" d="M66.52,7.74c-0.78-2.93-2.49-5.41-5.42-6.19C55.79,.13,34,0,34,0S12.21,.13,6.9,1.55 C3.97,2.33,2.27,4.81,1.48,7.74C0.06,13.05,0,24,0,24s0.06,10.95,1.48,16.26c0.78,2.93,2.49,5.41,5.42,6.19 C12.21,47.87,34,48,34,48s21.79-0.13,27.1-1.55c2.93-0.78,4.64-3.26,5.42-6.19C67.94,34.95,68,24,68,24S67.94,13.05,66.52,7.74z"></path><path d="M 45,24 27,14 27,34" fill="%23fff"></path></svg>');
  filter: grayscale(100%);
  transition: filter .1s cubic-bezier(0, 0, 0.2, 1);
  border: none;
}

lite-youtube:hover > .lty-playbtn,
lite-youtube .lty-playbtn:focus {
  filter: none;
}

/* Post-click styles */
lite-youtube.lyt-activated {
  cursor: unset;
}
lite-youtube.lyt-activated::before,
lite-youtube.lyt-activated > .lty-playbtn {
  opacity: 0;
  pointer-events: none;
}

.lyt-visually-hidden {
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  height: 1px;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}