We will configure Forum, Blog, Tables :
 

• Header Background: it corresponds to the background color of the forum header that starts with Discussion Categories....
   
• Fonts (type of texts): the type of texts, you can choose between 7 families of fonts, here the second one is selected,
       - Style: choice of options, here Normal for text,
       - Size: in the example 16px, title size,
       - Text color: the color must be adapted to the background color,
   
• Background question: background color of a topic in the forum, here #C0FFFF,
   
• Background answers: background color for the answers in the forum, the. rep class is used in several topics: forum, news, FAQ, blog...