Apply a custom css when you enter theater mode in YouTube, hiding everything except the video.
這裡只顯示彼此間有代碼差異的版本。 顯示所有版本。
Changed the @match thanks to https://greasyfork.org/fr/users/953995-blasingice
removed commentsedited the #masthead-container.ytd-app's margin-top value from 1px to 0px because it was causing a small gap to appear when hovering the navbar
auto detect if theatre mode is already active, if so then it applies the style automatically.
