Drag-able Full-Screen Button
Double click a drag-able button to enter and exit full-screen mode. The new version also has an options page to set the location of the dot around four corners of the screen.
扫码在 Android 版 Firefox 中打开此扩展
Double click a drag-able button to enter and exit full-screen mode. The new version also has an options page to set the location of the dot around four corners of the screen.