body {
  margin: 0;
  overflow: hidden;
  height: 100vh;
  overflow: hidden;
  position: relative;
}

body::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("IMAGE/GSB.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform-origin: center;
  animation: rotateZoom 1s linear infinite;
  z-index: -1;
}

@keyframes rotateZoom {
  0% {
    transform: scale(1) rotate(0deg);
  }
  50% {
    transform: scale(2.1) rotate(180deg);
  }
  100% {
    transform: scale(1) rotate(360deg);
  }
}

#flyingImage {
  position: absolute;
  width: 300px;
  height: auto;
  cursor: pointer;
  user-select: none;
  transition: transform 0.1s;
}

#popupImage {
  position: absolute;
  width: 250px;
  height: 250px;
  display: none;
  cursor: pointer;
  transition: opacity 0.3s ease;
}

  #dvd {
    position: absolute;
    width: 275px;
    height: auto;
    user-select: none;
    -webkit-user-drag: none;
    pointer-events: none;
  }


  

  


  .video-box-container {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .video-box-container.top {
    top: 20px;
  }
  .video-box-container.bottom {
    bottom: 20px;
  }

  .video-box {
    width: 200px;
    height: 50px;
    background-color: #333;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.5s ease;
  }

  .video-box video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
  }

  .video-box:hover {
    width: 400px;
    height: 225px; /* 16:9 */
    background-color: #000;
  }

  .video-box:hover video {
    display: block;
  }

  .video-box span {
    transition: opacity 0.3s ease;
    z-index: 1;
  }

  .video-box:hover span {
    opacity: 0;
  }

  #muteButton {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    padding: 10px 15px;
    background-color: #333;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s ease;
  }

  #muteButton:hover {
    background-color: #555;
  }