How to design font size

How to design font size? Now let's look at the settings of font size and center of gravity! 1. If the font is large, the visual effect will be outstanding. This font is a calligraphy style. Of course, other fonts can also be used. 2. If your theme is about health, you can use neutral fonts, such as Founder, Siyuan Bold and so on. This font is specially designed for fitness computers. 3. If it is for a project, you can choose bold and song style. Bold is easy to express, but bold is not suitable. Of course, if the theme is about sports, you can also choose a lighter font. If the theme is about sports, then the details of the font should be more concentrated, but the font should be very eye-catching 6. If the subtitle is about music, then the font should be more rhythmic than the related font.