Adds +-30sec +-1min +-5min buttons below the video
目前為 2023-10-12 提交的版本，檢視 最新版本。
這裡只顯示彼此間有代碼差異的版本。 顯示所有版本。
Change innerHTML to innerText for safety reasons ("Failed to set the 'innerHTML' property on 'Element': This document requires 'TrustedHTML' assignment.")
Allow all youtube url formats
Add tablet and desktop support
Make buttons smaller
Remove unnecessary classname
Removing the addEventListener because certain mobile browsers do not trigger this event.
Add screenshot url
