Tag Archives: video

Hide video full screen alert by modifying userChrome.css file

Disable the warning “Is now fullscreen” by using Firefox customization file Firefox has introduced a feature that let you change the default Firefox design and behavior by using Cascading Style Sheets (CSS) language. To start using your customizations you just need to put desired CSS tags into the “userChrome.css” file. From this moment, your browser… Read More »