The first theme round!
The rules are as follows:
1. Negative scoring for all incorrect theme guesses(except on the last question).
2. No negatives for answering a question incorrect.
3. The scoring system for questions is the same as before.
4. Points for guessing theme:
On first question: +50/-30
      second question: +40/-25
      third question: +30/-20
      fourth question: +20/-15
      fifth question: +15/ -10
      sixth question: +10/ -5
      seventh question: +5