#brotubePcFullscreenBtn {
  position: fixed !important;
  display: none;
  align-items: center;
  justify-content: center;

  width: 44px !important;
  height: 44px !important;

  margin: 0 !important;
  padding: 0 !important;

  border: 1px solid rgba(255,255,255,.25) !important;
  border-radius: 9px !important;

  background: rgba(0,0,0,.88) !important;
  color: #fff !important;

  font-family: Arial, sans-serif !important;
  font-size: 28px !important;
  font-weight: 400 !important;
  line-height: 1 !important;

  cursor: pointer !important;

  z-index: 2147483647 !important;

  box-shadow: 0 2px 10px rgba(0,0,0,.5) !important;

  opacity: 1 !important;
  visibility: visible !important;

  -webkit-appearance: none !important;
  appearance: none !important;
}

#brotubePcFullscreenBtn:hover {
  background: #111 !important;
  transform: scale(1.06);
}

#desktopYoutubePlayer:fullscreen {
  width: 100vw !important;
  height: 100vh !important;
}

#desktopYoutubePlayer:-webkit-full-screen {
  width: 100vw !important;
  height: 100vh !important;
}