Keyboard shortcuts (Part 1) - Youtube

Skipping parts of video
     press 1-9: play how many % of video
     press 0: go back to 0.00 minutes

Space: play/pause

left arrow: go back 5 seconds

right arrow: go forward 5 seconds
up arrow: increase volume
down arrow: decrease volume

F: fullscreen
esc: quit fullscreen

+: increase CC font size
-: decrease C font size

shift N: next video
shift P: previous video