I have Firefox version 77.01 on my windows 10 computer and I use it to accees the classic facebook when i try to post a video that someone has posted on to my page it is huge I can not see the entire video unless i click to expand is there away to make it smaller. is there some setting in facebook or firefox to make the video smaller it comes up at 1080 and can not make it smaller. is there an extension to make it smaller.