JSFiddle - React, Tailwind, and code Playground

HTML

<div class="youTubeContainer">
  <? $id = $items['id']['videoId']; ?>
  <iframe width="500" height="300" src="https://www.youtube.com/embed/QzDeMXSgGl0" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
</div>

CSS

.youTubeContainer {
    width: 100%;
    -webkit-mask-image: -webkit-radial-gradient(circle, white 100%, black 100%);
    -webkit-transform: rotate(0.000001deg);
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    border-radius: 10px;
    overflow: hidden;
    }
  
.youTubeContainer .video {
    width: 100%;
    height: 410px;
}