lite-youtube {
  background-color: #000;
  position: relative;
  display: block;
  contain: content;
  background-position: center center;
  background-size: cover;
  cursor: pointer;
  max-width: 720px;
}

/* gradient */
lite-youtube::before {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAADGCAYAAAAT+OqFAAAAdklEQVQoz42QQQ7AIAgEF/T/D+kbq/RWAlnQyyazA4aoAB4FsBSA/bFjuF1EOL7VbrIrBuusmrt4ZZORfb6ehbWdnRHEIiITaEUKa5EJqUakRSaEYBJSCY2dEstQY7AuxahwXFrvZmWl2rh4JZ07z9dLtesfNj5q0FU3A5ObbwAAAABJRU5ErkJggg==);
  background-position: top;
  background-repeat: repeat-x;
  height: 60px;
  padding-bottom: 50px;
  width: 100%;
  transition: all 0.2s cubic-bezier(0, 0, 0.2, 1);
}

/* 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 {
  display: block;
  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" viewBox="0 0 68 48"><path d="M66.52 7.74c-.78-2.93-2.49-5.41-5.42-6.19C55.79.13 34 0 34 0S12.21.13 6.9 1.55c-2.93.78-4.63 3.26-5.42 6.19C.06 13.05 0 24 0 24s.06 10.95 1.48 16.26c.78 2.93 2.49 5.41 5.42 6.19C12.21 47.87 34 48 34 48s21.79-.13 27.1-1.55c2.93-.78 4.64-3.26 5.42-6.19C67.94 34.95 68 24 68 24s-.06-10.95-1.48-16.26z" fill="red"/><path d="M45 24 27 14v20" fill="white"/></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;
}