Keyboard control - The content can be loaded, but it cannot be started without using a mouse.
Keyboard control - The controls can only be tabbed through if the mouse is used to show the control bar (therefore, unusable with only the keyboard).
Keyboard trap - Once the user tabs inside the pane, there is no way getting out of the player zone.
Focus order - Focus cannot be made into the player without first clicking into it with a mouse.
WCAG 2 2.1.1 (A) 
WCAG 2 2.1.2 (A) 
WCAG 2 2.4.3 (A) 
- Login as a teacher
- Navigate to CF101
- Create a file resource
- Upload a video
- Save and display
- Keyboard navigate to the video controls.