CSS font-weight Property

The css font-weight property specifies the weight or boldness of the font (their degree of blackness or stroke thickness). Note that some fonts are not available in all weights; some are available only on normal and bold.

Syntax for font-weight property

normal | bold | bolder | lighter | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | inherit