<div class="video-container swiper-slide">
  <iframe id="my-iframe" class="iframe" src="https://www.youtube.com/embed/rR8XP5ZfaFk?controls=0&autoplay=1&mute=1&playsinline=1&loop=1&playlist=rR8XP5ZfaFk"></iframe>
  <!-- iframe id="myIframe" src="https://player.vimeo.com/video/848389404?background=1&mute=1&loop=1&autoplay=1&autopause=0" allow=autoplay></iframe -->
</div>


<!-- a href="https://alvarotrigo.com/blog/how-to-create-a-youtube-video-background-with-css/" target="_blank" class="read-article">
  Read the article 👉
</a -->



<a href="#" class="toggle">
  toggle 👉
</a>


*, ::before, ::after {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

body{
  overflow-x: hidden;
  margin: 0;
}

.video-container{
  background-color: #222;
  position: relative;
  width: 100;
  /* height = 100 * (9 / 16) = 56.25 */
  height: 56.25vw;
  overflow: hidden;
}

/* jura */
/* embed-responsive-1084/488 */
/*
.embed-responsive-1084\/488 {
  height: 45.01vw;
}
*/

.video-container iframe {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100vw;
  height: 100%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  border: none;
}

@media (min-aspect-ratio: 16/9) {
  .video-container iframe {
    /* height = 100 * (9 / 16) = 56.25 */
    height: 56.25vw;
  }
}

@media (max-aspect-ratio: 16/9) {
  .video-container iframe {
    /* width = 100 / (9 / 16) = 177.777777 */
    width: 177.78vh;
  }
}

/* jura */
@media (min-aspect-ratio: 1084/488) {
  .video-container iframe {
    height: 45.01vw;
  }
}

@media (max-aspect-ratio: 1084/488) {
  .video-container iframe {
    width: 222.17vh;
  }
}



















/* DO NOT COPY. NOT PART OF THE EXAMPLE */
.toggle,
.read-article{
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 999;
  color: #000;
  background: white;
  padding: 10px 20px;
  font-family: arial;
  text-decoration: none;
}

.start {
  left: 120px;
}
.read-article:hover{
    background: #d5d5d5;
    box-shadow: rgb(50 50 93 / 25%) 0 0 100px -20px, rgb(0 0 0 / 30%) 0 0 60px 0px;
}
iframe[sandbox] .read-article{
  display: none;
}
   /*
   const iframe = document.getElementById('my-iframe');
   if (iframe.contentWindow.document.readyState === 'complete') {
     console.log('Iframe is loaded and has content');
   } else {
     console.log('Iframe is not yet loaded or has no content');
   }
   */






const toggleButton = document.querySelector('.toggle')

toggleButton.addEventListener('click', () => {
  toggleVideo()
})

function toggleVideo() {
  const slides = document.querySelectorAll(".swiper-slide")
  slides.forEach((slide) => {
    if (slide.querySelector('iframe')) {
      let iframe = slide.querySelector('iframe')
      let iframeSrc = iframe.src;
      if (iframeSrc.includes('autoplay=1')) {
        iframe.src = iframeSrc.replace('autoplay=1', 'autoplay=0');
      } else if (iframeSrc.includes('autoplay=0')) {
        iframe.src = iframeSrc.replace('autoplay=0', 'autoplay=1');
      }
    }
  })
}


/* in swiper
on: {
    slideChange: function () {
        toggleVideo()
    }
}
*/

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.