MoneyLabels.java

Suggestion
This is just some suggestions for MoneyLabels.java. You don't have to
follow me as long as your program works.
MonyLabels extends JPanel.
public void setLevel(int level): highlight the label corresponding to the
level.
public String getMoney(int level): get the money corresponding
to the level
public String getMoneyAfterWrongAnswer(int level): get the money after
you fail to answer the question
Here is a picture shows you how to divide the JPanel and set the
text alignment of the JLabelss.
You can choose different color you like but
- you should choose different font color for labels corresponding to milestone
level and the ordinary level.
- You should choose different highlight font color for labels corresponding
to milestone level and the ordinary level.
- Color should be chosen so that the words on the label can be seen clearly
- You can't use the default color of the
JLabel.