Patch React to allow the use of the :muted attribute.
Prevent selecting text or elements.
Make images fit in the box automagically.
Add styling for taken challenges.
Add styling for challenge header and text challenges.
Adjust page size to 1024x768.
Add more challenge data.
Make teams double-clickable to award the points of the current challenge.
Disable already completed challenges.
Add some cosmetic changes to challenge-header, sync-challenge, and
text-challenge.