.video-wrapper {
  position: relative;
  display: inline-block;
  cursor: pointer;
  width: 100%;
}

.video-wrapper img {
  width: 100%;
  display: block;
  border-radius: 10px;
  border: 4px solid #000;
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.play-button::before {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-left: 20px solid white;
  border-top: 12px solid transparent;
  border-bottom: 12px solid transparent;
}

#youtube-popup {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.7);
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

#youtube-popup iframe {
  width: 80vw;
  height: 45vw;
  max-width: 800px;
  max-height: 450px;
  border: none;
}

#youtube-popup .close-btn {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 30px;
  color: white;
  cursor: pointer;
}