<audio></audio>
<div class="outer">
  <div class="container with-curtain">
    <svg class="playa thePlay" width="100%" height="100%" viewBox="0 0 64 64">
      <path d="M25.6,46.4L44.8,32L25.6,17.6V46.4z M32,0C14.3,0,0,14.3,0,32s14.3,32,32,32s32-14.3,32-32S49.7,0,32,0z
      M32,57.6C17.9,57.6,6.4,46.1,6.4,32S17.9,6.4,32,6.4S57.6,17.9,57.6,32S46.1,57.6,32,57.6z" />
    </svg>
    <div class="inner-container curtain curtain1">
      <div class="ratio-keeper">
        <div class="wrapa">
          <div class="video video-frame"></div>
        </div>
        <div class="panel-left"></div>
        <div class="panel-right"></div>
      </div>
    </div>
  </div>
  <!-- end container -->
  <div class="container with-curtain">
    <svg class="playb thePlay" width="100%" height="100%" viewBox="0 0 64 64">
      <path d="M25.6,46.4L44.8,32L25.6,17.6V46.4z M32,0C14.3,0,0,14.3,0,32s14.3,32,32,32s32-14.3,32-32S49.7,0,32,0z
      M32,57.6C17.9,57.6,6.4,46.1,6.4,32S17.9,6.4,32,6.4S57.6,17.9,57.6,32S46.1,57.6,32,57.6z" />
    </svg>
    <div class="inner-container curtain curtain2">
      <div class="ratio-keeper">
        <div class="wrapa">
          <div class="video video-frame"></div>
        </div>
        <div class="panel-left"></div>
        <div class="panel-right"></div>
      </div>
    </div>
  </div>
  <!-- end container -->
</div>
$color: #ff1818;
html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
}
body {
  background: #353198;
  animation: fade 2s ease 0s forwards;
}
@keyframes fade {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}
.outer {
  display: flex;
  min-height: 100%;
  box-sizing: border-box;
  justify-content: center;
}
.container {
  display: flex;
  justify-content: center;
}
.container.active {
  flex: 1 0 0;
  animation: fadebody 5s ease 0s forwards;
  background-size: 165px 165px;
  background-image: linear-gradient(teal 5px, #0000 5px),
    linear-gradient(90deg, teal 5px, #0000 5px),
    linear-gradient(black 10px, #0000 10px 160px, black 160px),
    linear-gradient(90deg, black 10px, #0000 10px 160px, black 160px),
    linear-gradient(orange 15px, #0000 15px 155px, orange 155px),
    linear-gradient(90deg, orange 15px, #0000 15px 155px, orange 155px),
    linear-gradient(black 20px, #0000 20px 150px, black 150px),
    linear-gradient(90deg, black 20px, #0000 20px 150px, black 150px),
    linear-gradient(teal 25px, #0000 25px 145px, teal 145px),
    linear-gradient(90deg, teal 25px, #0000 25px 145px, teal 145px),
    linear-gradient(black 30px, #0000 30px 140px, black 140px),
    linear-gradient(90deg, black 30px, #0000 30px 140px, black 140px),
    linear-gradient(orange 35px, #0000 35px 135px, orange 135px),
    linear-gradient(90deg, orange 35px, #0000 35px 135px, orange 135px),
    linear-gradient(black 40px, #0000 40px 130px, black 130px),
    linear-gradient(90deg, black 40px, #0000 40px 130px, black 130px),
    linear-gradient(teal 45px, #0000 45px 125px, teal 125px),
    linear-gradient(90deg, teal 45px, #0000 45px 125px, teal 125px),
    linear-gradient(black 50px, #0000 50px 120px, black 120px),
    linear-gradient(90deg, black 50px, #0000 50px 120px, black 120px),
    linear-gradient(orange 55px, #0000 55px 115px, orange 115px),
    linear-gradient(90deg, orange 55px, #0000 55px 115px, orange 115px),
    linear-gradient(black 60px, #0000 60px 110px, black 110px),
    linear-gradient(90deg, black 60px, #0000 60px 110px, black 110px),
    linear-gradient(teal 65px, #0000 65px 105px, teal 105px),
    linear-gradient(90deg, teal 65px, #0000 65px 105px, teal 105px),
    linear-gradient(black 70px, #0000 70px 100px, black 100px),
    linear-gradient(90deg, black 70px, #0000 70px 100px, black 100px),
    linear-gradient(orange 75px, #0000 75px 95px, orange 95px),
    linear-gradient(90deg, orange 75px, #0000 75px 95px, orange 95px),
    linear-gradient(black 80px, #0000 80px 90px, black 90px),
    linear-gradient(90deg, black 80px, #0000 80px 90px, black 90px),
    linear-gradient(teal, teal);
}
/* when container is active hide the svg */
.container.active .thePlay {
  display: none;
}
.button-container {
  display: flex;
  flex-wrap: wrap;
  margin: auto;
  width: 582px;
  min-width: 582px;
}
.inner-container {
  display: none;
}
/* when container is active hide the svg and show the inner container*/
.container.active .thePlay {
  display: none;
}
.container.active .inner-container {
  display: flex;
}
.container.active .inner-container.curtain {
  display: block;
}

@keyframes fadebody {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

.playa,
.playb {
  margin: auto 20px;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  cursor: pointer;
  flex-shrink: 0;
}

.playa {
  fill: red;
  filter: drop-shadow(3px 3px 3px rgba(0, 0, 0, 0.7));
}

.playb {
  fill: blue;
  filter: drop-shadow(3px 3px 3px rgba(0, 0, 0, 0.7));
}

.curtain {
  position: relative;
  max-width: 640px;
  margin: auto;
  flex: 1 0 0%;
}
.panel-left,
.panel-right {
  position: absolute;
  height: 100%;
  width: calc(50% + 1px); /* rounding error fix */
  top: 0%;
  transition: all ease 10s;

  /*background-image: url("https://picsum.photos/600");
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;*/
  overflow: hidden;
}

.panel-left {
  left: 0;
  /*background-color: rgb(91, 96, 106);*/
}

.panel-right {
  right: 0;
  /*background-color: rgb(229, 211, 211);*/
}

.panel-left::before,
.panel-right::before {
  content: "";
  position: absolute;
  height: 100%;
  width: 200%;
  top: 0;
  left: 0;
  background-image: url("https://picsum.photos/id/26/1920/1080");
  background-size: auto;
  background-repeat: no-repeat;
  background-position: 0 0;
}
.curtain2 .panel-left::before,
.curtain2 .panel-right::before {
  background-image: url("https://picsum.photos/id/27/1920/1080");
}

.panel-right::before {
  left: -100%;
}

.container.active .curtain .panel-left {
  animation: curtain1 8s forwards;
  animation-delay: 3s;
}

@keyframes curtain1 {
  to {
    transform: translateX(-100%);
  }
}

.container.active .curtain .panel-right {
  animation: curtain2 8s forwards;
  animation-delay: 3s;
}

@keyframes curtain2 {
  to {
    transform: translateX(100%);
  }
}

.ratio-keeper {
  position: relative;
  height: 0;
  padding-top: 56.25%;
  border-radius: 25px;
  margin: auto;
  overflow: hidden;
}

.video-frame {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.playButton {
  position: relative;
  background-color: black;
  /*width: 150px; /* delete */
  margin: 2px;
  height: 195px;
  flex: 0 0 150px;

  box-shadow: 0 0 10px 2px rgba(0, 0, 0, 0.2), 0 0 1px 2px black,
    inset 0 2px 2px -2px white, inset 0 0 2px 15px #47434c,
    inset 0 0 2px 22px black;
  border-radius: 5px;
  padding: 20px;
  perspective: 700px;
}

.playButton.active .button {
  transform: translateZ(20px) rotateX(25deg);
  box-shadow: 0 -10px 20px $color;
}

.playButton.active .button .light {
  animation: flicker 0.2s infinite 0.3s;
}

.playButton.active .button .shine {
  opacity: 1;
}

.playButton.active .button .shadow {
  opacity: 0;
}

.playButton .button {
  transition: all 0.3s cubic-bezier(1, 0, 1, 1);
  transform-origin: center center -20px;
  transform: translateZ(20px) rotateX(-25deg);
  transform-style: preserve-3d;
  background-color: #9b0621;
  width: 100%;
  height: 100%;
  position: relative;
  cursor: pointer;
  background: linear-gradient(
    darken($color, 25%) 0%,
    darken($color, 33%) 30%,
    darken($color, 33%) 70%,
    darken($color, 25%) 100%
  );
  background-repeat: no-repeat;
}

.playButton .button::before {
  content: "";
  background: linear-gradient(
        rgba(white, 0.8) 10%,
        rgba(white, 0.3) 30%,
        darken($color, 35%) 75%,
        darken($color, 45%)
      )
      50% 50% / 97% 97%,
    darken($color, 20%);
  background-repeat: no-repeat;
  width: 100%;
  height: 50px;
  transform-origin: top;
  transform: rotateX(-90deg);
  position: absolute;
  top: 0;
}

.playButton .button::after {
  content: "";
  background-image: linear-gradient(darken($color, 35%), darken($color, 45%));
  width: 100%;
  height: 50px;
  transform-origin: top;
  transform: translateY(50px) rotateX(-90deg);
  position: absolute;
  bottom: 0;
  box-shadow: 0 50px 8px 0px black, 0 80px 20px 0px rgba(0, 0, 0, 0.5);
}

.playButton .light {
  opacity: 0;
  animation: light-off 1s;
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(
    adjust-hue(lighten($color, 20%), 35),
    $color 40%,
    transparent 70%
  );
}

.playButton .dots {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(
    transparent 30%,
    rgba(darken($color, 35%), 0.7) 70%
  );
  background-size: 10px 10px;
}

.playButton .characters {
  position: absolute;
  width: 100%;
  height: 100%;
  background: linear-gradient(white, white) 50% 20%/5% 20%,
    radial-gradient(
        circle,
        transparent 50%,
        white 52%,
        white 70%,
        transparent 72%
      )
      50% 80%/33% 25%;
  background-repeat: no-repeat;
}

.playButton .shine {
  transition: all 0.3s cubic-bezier(1, 0, 1, 1);
  opacity: 0.3;
  position: absolute;
  width: 100%;
  height: 100%;
  background: linear-gradient(white, transparent 3%) 50% 50%/97% 97%,
    linear-gradient(
        rgba(255, 255, 255, 0.5),
        transparent 50%,
        transparent 80%,
        rgba(255, 255, 255, 0.5)
      )
      50% 50%/97% 97%;
  background-repeat: no-repeat;
}

.playButton .shadow {
  transition: all 0.3s cubic-bezier(1, 0, 1, 1);
  opacity: 1;
  position: absolute;
  width: 100%;
  height: 100%;
  background: linear-gradient(transparent 70%, rgba(0, 0, 0, 0.8));
  background-repeat: no-repeat;
}

@keyframes flicker {
  0% {
    opacity: 1;
  }

  80% {
    opacity: 0.8;
  }

  100% {
    opacity: 1;
  }
}

@keyframes light-off {
  0% {
    opacity: 1;
  }

  80% {
    opacity: 0;
  }
}

.hide {
  display: none;
}
View Compiled
// JS Not working properly
(function manageCovera(d) {
  const allPlayButtons = d.querySelectorAll(".thePlay");
  const allContainers = d.querySelectorAll(".container");

  function show(el) {
    el.classList.remove("hide");
  }

  function hide(el) {
    el.classList.add("hide");
  }

  function addClickToButtons() {
    for (let i = 0; i < allPlayButtons.length; i++) {
      allPlayButtons[i].addEventListener("click", coverClickHandler);
    }
  }

  function coverClickHandler(evt) {
    const cover = evt.currentTarget.parentElement;
    for (let i = 0; i < allContainers.length; i++) {
      allContainers[i].classList.add("hide");
    }
    cover.classList.add("active");
    cover.classList.remove("hide");
  }

  addClickToButtons();
})(document);

const videoPlayer = (function makeVideoPlayer() {
  let player = null;

  const tag = document.createElement("script");
  tag.src = "https://www.youtube.com/iframe_api";
  const firstScriptTag = document.getElementsByTagName("script")[0];
  firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);

  function onPlayerReady(event) {
    player = event.target;
    player.setVolume(100); // percent
  }

  let hasShuffled = false;

  function onPlayerStateChange(event) {
    player = event.target;
    const shufflePlaylist = true;

    if (!hasShuffled) {
      player.setShuffle(shufflePlaylist);
      player.playVideoAt(0);
      hasShuffled = true;
    }
  }

  function addPlayer(video) {
    const playlist = "0dgNc5S8cLI,mnfmQe8Mv1g,-Xgi_way56U,CHahce95B1g";
    const config = {
      height: 360,
      host: "https://www.youtube-nocookie.com",
      width: 640
    };
    config.playerVars = {
      autoplay: 0,
      cc_load_policy: 0,
      controls: 1,
      disablekb: 1,
      fs: 0,
      iv_load_policy: 3,
      loop: 1,
      playlist,
      rel: 0
    };
    config.events = {
      onReady: onPlayerReady,
      onStateChange: onPlayerStateChange
    };
    player = new YT.Player(video, config);
  }

  return {
    addPlayer
  };
})();

function onYouTubeIframeAPIReady() {
  const cover = document.querySelector(".playa");
  const wrapper = document.querySelector(".outer");
  const frameContainer = wrapper.querySelector(".video");
  videoPlayer.addPlayer(frameContainer);
}

(function initPlayButtons() {
  function getButtonContainer(el) {
    while (el.classList.contains("playButton") === false) {
      el = el.parentNode;
    }
    return el;
  }

  function getPlay(button) {
    return button;
  }

  function showPlayButton(button) {
    button.classList.remove("active");
  }

  function isPlaying(button) {
    const play = getPlay(button);
    return play.classList.contains("active");
  }

  function pauseAllButtons() {
    let buttons = document.querySelectorAll(".playButton");
    buttons.forEach(function hidePause(buttons) {
      if (isPlaying(buttons)) {
        showPlayButton(buttons);
      }
    });
  }

  function showPauseButton(button) {
    pauseAllButtons();
    button.classList.add("active");
  }

  function getAudio() {
    return document.querySelector("audio");
  }

  function playAudio(player, src) {
    player.volume = 1.0;
    if (player.getAttribute("src") !== src) {
      player.setAttribute("src", src);
    }
    player.play();
  }

  function showButton(button, opts) {
    if (opts.playing) {
      showPlayButton(button);
    } else {
      showPauseButton(button);
    }
  }

  function pauseAudio(player) {
    player.pause();
  }

  function manageAudio(player, opts) {
    if (opts.playing) {
      pauseAudio(player);
    } else {
      playAudio(player, opts.src);
    }
  }

  function playButton(button) {
    const player = getAudio();
    const playing = isPlaying(button);
    showButton(button, {
      playing
    });
    manageAudio(player, {
      playing,
      src: button.getAttribute("data-audio")
    });
  }

  function playButtonClickHandler(evt) {
    const button = getButtonContainer(evt.target);
    playButton(button);
  }

  const playButtons = document.querySelectorAll(".button");
  playButtons.forEach(function addHandler(el) {
    el.addEventListener("click", playButtonClickHandler);
  });
})();
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