third_party/WebKit/Source/core/css/fullscreen.css

:-webkit-full-screen {
    background-color: white;
    z-index: 2147483647 !important;
}

:root:-webkit-full-screen-ancestor {
    overflow: hidden !important;
}

:-webkit-full-screen-ancestor:not(iframe) {
    z-index: auto !important;
    position: static !important;
    opacity: 1 !important;
    transform: none !important;
    -webkit-mask: none !important;
    clip: none !important;
    -webkit-filter: none !important;
    transition: none !important;
    -webkit-box-reflect: none !important;
    -webkit-perspective: none !important;
    -webkit-transform-style: flat !important;
    will-change: auto !important;
}

video:-webkit-full-screen, audio:-webkit-full-screen {
    background-color: transparent !important;
    position: relative !important;
    left: 0 !important;
    top: 0 ! important;
    margin: 0 !important;
    min-width: 0 !important;
    max-width: none !important;
    min-height: 0 !important;
    max-height: none !important;
    width: 100% !important;
    height: 100% !important;
    flex: 1 !important;
    display: block !important;
    transform: none !important;
}

img:-webkit-full-screen {
    width: auto;
    height: 100%;
    max-width: 100%;
}

iframe:-webkit-full-screen {
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    position: fixed !important;
    min-width: 0 !important;
    max-width: none !important;
    min-height: 0 !important;
    max-height: none !important;
    width: 100% !important;
    height: 100% !important;
    left: 0 !important;
    top: 0 !important;
    transform: none !important;
}

:-webkit-full-screen:-internal-video-persistent-ancestor :not(:-internal-video-persistent-ancestor) {
  display: none !important;
}

:-internal-video-persistent {
  position: fixed !important;
  left: 0 !important;
  top: 0 !important;
  margin: 0 !important;
  min-width: 0 !important;
  max-width: none !important;
  min-height: 0 !important;
  max-height: none !important;
  width: 100% !important;
  height: 100% !important;
  transform: none !important;

  background-color: black !important;
  z-index: 2147483647 !important;
}