.video-gallery {
    margin: 0 auto;
  }
  
  .gallery-item {
    width: 30%;
    margin: 1%;
    float: left;
  }
  
  .thumb-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
  }
  
  .thumb-wrapper img {
    width: 100%;
    display: block;
    transition: transform 0.3s ease, filter 0.3s ease;
  }
  
  .video-popup:hover .thumb-wrapper img {
    transform: scale(1.05);
    filter: brightness(30%) saturate(300%);
  }
  
  .play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.3s ease;
  }
  
  .video-popup:hover .play-icon {
    opacity: 1;
  }
  
  .clearfix::after {
    content: "";
    display: table;
    clear: both;
  }
  
  @media (max-width: 768px) {
    .gallery-item {
      width: 100%;
      margin: 0 0 15px 0;
      float: none;
    }
    .clearfix {
      width: 350px;
      margin: 0 auto;
    }
    .gallery-wrapper {
      display: flex;
      justify-content: center;
      align-items: center;
    }
  }