font Size - font-size: 1rem; /* 16px */ -- class::text-base

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Hello World --- font-weight-100 -- class::font-thin

Hello World --- font-weight-200 -- class::font-extralight

Hello World --- font-weight-300 -- class::font-light

Hello World --- font-weight-400 -- class::font-normal

Hello World --- font--weight-500 -- class::font-medium

Hello World --- font--weight-600 -- class::font-semibold

Hello World --- font-weight-700 -- class::font-bold

Hello World --- font-weight-800 -- class::font-extrabold

Hello World --- font-weight-900 -- class::font-black