Increase post font size

[datoneer]

How to increase font size in post?

vb version 4.1.5

[Attitude5ire]

Stylevars > forum_msg_font

[datoneer]

I see i can only bold text. When i change size and save that nothing happend.

[littefire]

Style vars--tiny fontsize, small fontsize, mid_fontsize and big_fontsize.